average weight of a roller coaster cart in kg

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To do this, he lowers his body 0.300 m and then accelerates through this distance by forcefully straightening his legs. and find your body weight during a time when the acceleration was reading 2 G's. (b) Calculatedr/dtdr/dtand then show that the speed of the particle is a constantA.A. M1=2.25kg the end. (b) The riders cage hangs on a pivot at the end of the arm, allowing it to swing outward during rotation as shown in the bottom accompanying figure. (b) Calculate his acceleration while he is straightening his legs. An object with massmmoves along thex-axis. Some problems contain several physical quantities, such as forces, acceleration, velocity, or position. 15.0 V (b) What does the scale read if the elevator moves upward while slowing down at a rate3.8m/s23.8m/s2? (b) What is the minimum coefficient of friction between her shoes and the cliff? Anna says a satellite in orbit is in free fall because the satellite keeps falling toward Earth. If there is no significant non-conservative force (as is the case in the first question) then all three versions of the equation are equivalent. You'll get a detailed solution from a subject matter expert that helps you learn core concepts. What will be the velocity of a 56-kg person hitting the ground, assuming no drag contribution in such a short distance? Find the direction and magnitude of the acceleration of the flea if its mass is6.00107kg6.00107kg. He goes from zero to the velocity found in (a) in a distance of 0.300 m. (c) Calculate the force he exerts on the floor to do this, given that his mass is 110.0 kg. > rollercoaster carriage? Minimising the environmental effects of my dyson brain, The difference between the phonemes /p/ and /b/ in Japanese. for Part B for Part B undo for Part B redo for Part B reset for Part B keyboard shortcuts for Part B help for Part B b) How hard does it press against the track at point B. (b) Calculatefor a 12.0-m/s turn of radius 30.0 m (as in a race). The tallest lift hills on coasters today use arch shape support strategies to minimize the amount of structure needed. What is the total mechanical energy of the roller coaster at point A? (a) What force must each engine exert backward on the track to accelerate the train at a rate of5.00102m/s25.00102m/s2if the force of friction is7.50105N7.50105N, assuming the engines exert identical forces? In the second part of this problem, you are asked to find stopping force given stopping distance. m/s It Browse other questions tagged, Start here for a quick overview of the site, Detailed answers to any questions you might have, Discuss the workings and policies of this site. Q:Which model shows how light waves react with a red jacket? What is the maximum force of friction under such conditions? Distance (cm) Magnitude of Vem i = (a) Show that the particle moves in a circle of radiusA. (a) What maximum force can you exert horizontally on the crate without moving it? Two blocks are connected by a massless rope as shown below. Q:Someone wanted to build a scale model of the atom with a nucleus 1.4 m in diameter. (a) What are the drag forces at 70 km/h and 100 km/h for a Toyota Camry? Two blocks are stacked as shown below, and rest on a frictionless surface. For small objects (such as a bacterium) moving in a denser medium (such as water), the drag force is given by Stokes law. A 30.0-g ball at the end of a string is swung in a vertical circle with a radius of 25.0 cm. and others use U. (Drag area is0.70m20.70m2) (b) What is the drag force at 70 km/h and 100 km/h for a Hummer H2? What is it? A 1.5-kg mass has an acceleration of(4.0i3.0j)m/s2.(4.0i^3.0j^)m/s2. A freight train consists of two8.00105-kg8.00105-kgengines and 45 cars with average masses of5.50105kg.5.50105kg. How does Charle's law relate to breathing? These losses are fairly difficult to model mathematically, at least accurately. How far is the spring stretched? How far away, A:Radiusofnucleus=n=10-15mRadiusoforbitalelectron=e=10-10mScalemodelradiusofnucleus=N=1.4, Q:Determine the time constant of the LR circuit. R = Suppose a mass is moving in a circular path on a frictionless table as shown below. (a) Calculate his velocity when he leaves the floor. (c) Solve both problems assuming the truck has four-wheel drive. Suppose we take a sample of the last 100 roller coasters that were built and find that the average of those 100 is 105 seconds. WebA roller-coaster car (Fig. ), A car of mass 1000.0 kg is traveling along a level road at 100.0 km/h when its brakes are applied. of Vectors: The Force Table (1/2) m v^2 = m g (45-5) , A:Here maximum current is Imax=9.5A A roller coaster car with its passengers has a mass of 220 kg and it goes through a series of horizontal and vertical curves. Greater than 10 pounds Find the value of the minimum speed for the cyclist to perform the stunt. d a. (a), A:Note: Since you have posted a question with multiple sub-parts, we will solve the first three, Q:How is white light different from the rest of the electromagnetic spectrum? The coefficient of friction betweenm1m1and the inclined surface isk=0.40.k=0.40. The mass of the roller coaster below is 80 kg. 0, Q:Each of the six real batteries in the figure has an emf of 18.6 V and a resistance of 3.89 02. > philadelphia tobbogan train cars weigh on average 800#'S FOR WOODEN COASTERS, > Hi, does anyone have any idea how much the average roller Assume thata=0a=0and that static friction has reached its maximum value. Find the magnitude and direction of the total force on the Achilles tendon. (c) Find the speed with which the hanging mass hits the floor if it starts from rest and is initially located 1.0 m from the floor. J Estimate its terminal velocity. Mass of the first block is The car encounters a loop of radius R = 18.0 m at ground level, as shown. But in both cases, if you initially recognize that you have the information to work the problem with energy, you can solve it in a single step. above) has a mass of 500kg when fully loaded with passengers. >. Let the work done by the air resistance when the skier goes from A to B along the given hilly path be 2000 J. Explain. from the ground level to a point that is 15 The roller-coaster track includes a circular loop of radius R in a vertical plane. A breeze blowing on the flea parallel to the ground exerts a force of0.500106N0.500106Non the flea while the flea is still in contact with the ground. To maintain a constant speed, the force provided by a cars engine must equal the drag force plus the force of friction of the road (the rolling resistance). Q:12-196: The motor at C pulls in the cable with an acceleration ac = (3t2) m/s2, where t is in, Q:IONIZING RADIATION (characteristics) For the sake of simplicity, assume that your roller coaster track never, a. 12.A system, A:as per bartebley Q.A guideline I have answer first three part .remaining part of question.Please. Calculate the average acceleration of the shell in the tube as it goes from zero to the velocity found in (a). Modern roller coasters have vertical loops like the one shown here. Mass is present in all terms of the equation, and so it can be divided out. Ex=232 N/C Formulate a list of pros and cons of such suits. About yea much, give or take. Is there any difference between their apparent weightlessness in orbit and in the aircraft? WebWhen you look at a roller coaster, it might be easy to think that they're engine powered. Suppose the ride starts where the car is drawn at a height $h_1$ above a common reference line (like the horizon). A small diamond of mass 10.0 g drops from a swimmers earring and falls through the water, reaching a terminal velocity of 2.0 m/s. If one of the forces is(2.0i1.4j)N,(2.0i^1.4j^)N,what is the magnitude of the other force? If youve been on a roller coaster, youve experienced the slow climb up that first big hill on the tracks. > just a thought A roller coaster cart starts from rest and accelerates, due to gavity, down a mass = 0.40 kg v = 4.0 m/s 0.80 m What is the magiitude Of the centripetal acceleration Of the stone? (a) Find its initial acceleration if it takes off vertically. If the top of the next hill is 13 meters, what is the kinetic energy of the roller coaster on this hill? (a) At what angular velocity is the centripetal acceleration 10gif the rider is 15.0 m from the center of rotation? Before Collision v^2 = 2 (9.81)(40) Show that the maximum angle of an incline above the horizontal for which an object will not slide down is=tan1s.=tan1s. ), Show that the acceleration of any object down a frictionless incline that makes an anglewith the horizontal isa=gsina=gsin. The position of a particle is given byr(t)=A(costi+sintj),r(t)=A(costi^+sintj^),whereis a constant. Q:On August 12, 2000, the Russian submarine Kursk sank to the bottom of the sea, approximately 105, Q:Why the potential difference (6 V) is the same across all the resistors if they have different, Q:A pump is responsible for raising a fluid There are no springs or other conservative forces beyond gravity present, so the only potential energy term at both locations is gravitational potential energy. 7.000 at the best online prices at eBay! Making statements based on opinion; back them up with references or personal experience. (c) Which premise is unreasonable, or which premises are inconsistent? View Available Hint(s) Riders feel as if they are pinned to the wall by a force something like the gravitational force. An object (A) of mass m = 28.5 kg is moving in a direction that makes angle of 62 north of west, Q:Self-Paced Problem 1: (c) Does the block actually reach the top of the track, or does it fall off before reaching the top? (Use a drag coefficient for a horizontal skydiver.) Otherwise you're looking at weights anywhere from the hundreds of pounds into the thousands of pounds for each car, depending on which coaster. And what kind of steel coaster are you wanting? Seriously, I would not trust rides like that. Because there is no friction over this portion of the track, the only energy conversion that takes place is between kinetic energy and gravitational potential energy. A crate having mass 50.0 kg falls horizontally off the back of the flatbed truck, which is traveling at 100 km/h. 2-kg stationary block. My two kids in a car on their own would not be enough weight, it was said. (a) What is the radius of a bobsled turn banked at75.075.0and taken at 30.0 m/s, assuming it is ideally banked? (b) Will a metal cabinet lying on the wooden bed of the truck slip if it accelerates at this rate? Calculate the stopping distance if the coefficient of kinetic friction of the tires is 0.500. In other words, the sign for PEg comes from the sign of h. + 9.8 m/s2 is always put in for g. We are given complete information about the energy of the roller-coaster at Point A and are asked about its motion at Point B. The force constant of the spring is 450 N/m. To learn more, see our tips on writing great answers. Assume that only half the weight of the car is supported by the two drive wheels and that the coefficient of static friction is involvedthat is, the tires are not allowed to slip during the acceleration. _________m/s Homework Equations Sum of forces in the radial direction = -m (v^2)/R The Attempt at a This means energy can be compared at any two points. Do not neglect the gravitational force. This is an inertial force sensed and used by the riders to explain events in the rotating frame of reference of the barrel. and, (c) Find the centripetal force vector as a function of time. (b) What is unreasonable about the result? Two of the forces areF1=(3i+5j6k)NF1=(3i^+5j^6k^)NandF2=(4i7j+2k)N.F2=(4i^7j^+2k^)N.Find the third force. Rolling friction for trains is small, and consequently, trains are very energy-efficient transportation systems. (The scale exerts an upward force on her equal to its reading.) (The same slip-grab process occurs when tires screech on pavement.). A block of mass 0.500 kg is pushed against a horizontal spring of negligible mass until the spring is compressed a distance x (Fig. It has a, Q:[905] The plot represents distance(m) vs time(s) graph for a moving object: What is the magnitude and direction. The car rounds a circular track of radius 300.0 m at a speed of 90.0 km/h. A roller-coaster car shown in Figure P7.82 is released from rest from a height h and then moves freely with negligible friction. Learn more about Stack Overflow the company, and our products. @user3591496: welcome. What is the normal force between the piston and cylinder? Is there a specific type of coaster that you're wondering about? Find the magnitude of the force the garbage exerts on the floor of the service elevator? > wat about for steel coasters? The coefficient of static friction between the tires and the wall is 0.68. AL Mass cannot be divided out of this equation because it does not appear in all terms. At what anglebelow the horizontal will the cage hang when the centripetal acceleration is 10g? (a) At point A. Not sure if there really is a "typical" weight. If the gravitational potential energy of the car-Earth system is taken to be zero at C, what is its value It then drops 46 m before climbing 28 m to the top of the second hill. WebQuestion: In the figure, a frictionless roller coaster car of mass m=661 kg tops the first hill with speed vo= 10.3 m/s at height h = 40.8 m. How much work does the gravitational force do on the car from that point to (a) point A, (b) point B, and (c) point C? You can ask a new question or browse more Physics questions. In this case, the changing position of the roller-coaster reflected a change in the energy of the system, we are not asked to find time, and there are no significant unknown energy losses from the system. The best answers are voted up and rise to the top, Not the answer you're looking for? (b) How far does the diamond fall before it reaches 90 percent of its terminal speed? If the coefficient of kinetic friction between tires and road is 0.550, and the acceleration was constant during braking, how fast was the car going when the wheels became locked? The Law Energy Conservation tells us that: $T=K+U$, with $T$ the Total Energy of the car (and riders). Only two forces act on the mass. What's New (b) Show that the acceleration vector always points toward the center of the circle (and thus represents centripetal acceleration). = 310-3m Show that the normal force on the car at the bottom of the loop exceeds the normal force at the top of the loop by six times the cars weight. I couldn't say exactly as I wasn't at the ride at the time, but my wife (about 55 kg) had to go in the car with the smaller child (about 25 kg) and the larger child (about 35 kg) had to go in a car with another child about her size. You may assume that the weight of the car is evenly distributed on all four tires and that the coefficient of static friction is involvedthat is, the tires are not allowed to slip during the deceleration. Physics 1 Answer A08 Jan 19, 2016 (a) At point A = 18m/s (b) At point B 26.94m/s Draw the free body diagrams for the car going around a horizontal curve, the bottom of a vertical loop, and the top of a vertical loop in which the cart is upside down. A roller coaster whose average speed is 32 ms is at the top of a 72m hill and weighs 966N. point a= 30m point b= 0m point c= 25m point d= 12m 1. TI Laboratory Report Increased frictional forces can cause further damage and pain. How would one calculate the lateral seat force experienced by a roller coaster rider if the turn were banked less than ideal? (See picture below) What is the maximum speed the vehicle can have at point B and still remain on the track? In a later chapter, you will find that the weight of a particle varies with altitude such thatw=mgr02r2w=mgr02r2wherer0r0is the radius of Earth andris the distance from Earths center. A small space probe is released from a spaceship. (a) Assuming the frictional force on the diamond obeysf=bv,f=bv,what isb? Given Data Density of the anchor's weight is i=7.8103 kg/m3 Density of saltwater is s=1025 kg/m3 A 400. kg cart slides along the track shown in the image, beginning at point A. (230 kg) golden tabby Bengal tiger that lives in a pen next to the ride. (These muscles are called the medial and lateral heads of the gastrocnemius muscle.) Free shipping for many products! Can any combination of forces be a centripetal force? I was using the, A:for t = 4 sec > coaster carriage weighs? Suppose you have a 120-kg wooden crate resting on a wood floor, with coefficient of static friction 0.500 between these wood surfaces. How do you calculate the ideal gas law constant? The pulley and all surfaces are frictionless. WebMany roller coasters have a vertical loop, 20 m high. Simple friction is proportional to the normal force. m at ground level, as shown. around the world. a force of 50 lbf. Use a free-body diagram in your answer. We reviewed their content and use your feedback to keep the quality high. A large rocket has a mass of2.00106kg2.00106kgat takeoff, and its engines produce a thrust of3.50107N.3.50107N. That's almost like asking which woman weighs more, and leaving the question at that. solid sphere having charge (q1)=+2.08 fC it is also assumed that there is no loss of energy due to air friction. This is the principal mode of operation of roller coasters (without any propulsion systems installed in the cars) which allows them to negotiate a series of slopes and hills without running out of energy. As a young man, Tarzan climbed up a vine to reach his tree house. A limit involving the quotient of two sums, Short story taking place on a toroidal planet or moon involving flying. = Express your answer in newtons and as a ratio to the weight of the shell. Consider a particle on which several forces act, one of which is known to be constant in time: . (Remember that friction always acts in the direction opposite that of motion or attempted motion between surfaces in contact. A block of mass m = 2.50 kg is pushed a distance d = 2.20 m along a frictionless, horizontal table by a constant applied force of magnitude F = 16.0 N directed at ail angle = 25 below the horizontal as shown in Figure P7.5. 6. (Hint: First express the kinetic energy of an infinitesimal element of the spring dm in terms of the total mass, equilibrium length, speed of the right-hand end, and position along the spring; then integrate.). The weight of roller coaster carts varies greatly with the roller coaster style. The car slides off the road. At Point B, part of the gravitational potential energy of the roller-coaster has been converted to kinetic energy, and the roller-coaster has a speed of 30 m/s. There are no significant non-conservative forces (like friction) present between Points A and B, and so the work done by non-conservative forces is about zero. N B) 12.5 N C) 25.0 N D) 50.0 N The acceleration due to gravity on the surtacc of planet X is 19.6 meters per second2 If an object on the surface of this planet weighs 980. newtons, the mass of the object is A) 100. kg B) 50.0 kg C) 490. Together, they have mass 200.0 kg. (b) What is the tension in the string? What type of movement could be caused by this force? Make some assumption on their frontal areas and calculate their terminal velocities. Express your answer numerically, in meters. You are using an out of date browser. Also, if the object is on an inclined plane, the normal force is always less than the full weight of the object. What bank angle is required? T The chain return is now usually located inside the spine of the track rather than a separate component. (b) Find the velocity of the box as it reaches the end of the plane, if the length of the plane is 2 m and the box starts at rest. (a) At point A #=18 m//s# (b) What is the maximum force that can be applied upward along the plane on the rope and not move the block? Energy is almost always the most efficient way to approach these problems as long as enough information is given. If an object is accelerating vertically, the normal force is less than or greater than the weight of the object. (Hint:since the distance traveled is of interest rather than the time,xis the desired independent variable and nott. Use the Chain Rule to change the variable:dvdt=dvdxdxdt=vdvdx.)dvdt=dvdxdxdt=vdvdx.). Starting from rest, a skier, m = 75 kg, (c) The elevator decelerates at a rate of0.600m/s20.600m/s2for 3.00 s. What is the tension in the cable during deceleration? ), A large centrifuge, like the one shown below, is used to expose aspiring astronauts to accelerations similar to those experienced in rocket launches and atmospheric reentries. (d) If the block is given a slight nudge to get it started down the plane, what will be its acceleration in that direction? A:Given data- View this solution and millions of others when you join today! Draw the free body diagrams for the car going around a horizontal curve, the bottom of a vertical loop, and the top of a vertical loop in which the cart is upside down. KEA + PEA = KED + PED - Wnc Each cart rolls freely with negligible friction. (c) What is the average force on the potato in the gun? Include a free-body diagram in your solution. Since the work of the gravitational force mg is path Independent, what did the King of the Apes gain in using stairs? Still others may write it as KE1 + PE1 + Eadded to the system = KE2 + PE2 + Eleaving the system. Find the potential energy of a particle subjected to this force when the particle is at a distance D from P, assuming the potential energy to be zero when the particle is at P. Check Your Understanding suppose the radius of the loop-the-loop in Example 7.9 is 15 cm and the toy car starts from rest at a height of 45 cm above the bottom. How do you find density in the ideal gas law. A dipole with charges -q and +q is placed in ana electric field. A 0.500-kg potato is fired at an angle of80.080.0above the horizontal from a PVC pipe used as a potato gun and reaches a height of 110.0 m. (a) Neglecting air resistance, calculate the potatos velocity when it leaves the gun. Again, what do you call a "normal" car? (b) Find the tension in the rope. A. C. What speed does the car need at the top of a loop with a radius of 4.5 m in order for the car to experience weightlessness? The weight of roller coaster carts varies greatly with the roller coaster style. WebStart Vo = 0 h = 20 m (B) (C h =-5 m d 30m d = 40m. It is equally correct to include it. A crate of mass 100.0 kg rests on a rough surface inclined at an angle of37.037.0with the horizontal. The existence of a maximum weight was mentioned in passing but I don't think a figure was stated (I'm guessing there's a figure written somewhere for riders and if you're over 200 kg or whatever you're out of luck.). To simulate the apparent weightlessness of space orbit, astronauts are trained in the hold of a cargo aircraft that is accelerating downward atg. Why do they appear to be weightless, as measured by standing on a bathroom scale, in this accelerated frame of reference? Find the change, Q:A 800 lb horse pulls a 200 lb cart with In the figure, the coefficient of kinetic friction between the surface and the blocks isk.k. B&M sit down, or stand up, or inverted? (c) What is the average force on the shell in the mortar? By=1.2 T, Q:A car speeds up uniformly from 10 m/s to 20 m/s while traveling a Find answers to questions asked by students like you. An observer on the ground concludes that the forces on the cart are the force of gravity and the support from the track. (b) If you continue to exert this force once the crate starts to slip, what will its acceleration then be? -The radius of the circle is 15m. (d) Write an expression for the position as a function of time, fort>30.0s.t>30.0s. = mgh where m is the mass of your cart in grams, h is the height of your track and g=9.8 N/kg to calculate the potential energy. Assume the child is not holding on and does not wear a seat belt. Energy, work, or power has to be transferred from one mechanical part to another to run a machine. As shown below, ifF=60.0NF=60.0NandM=4.00kg,M=4.00kg,what is the magnitude of the acceleration of the suspended object? A roller-coaster car has a mass of 509 kg when fully loaded with passengers. Initial #PE=mgh=PE(x)+KE(x)#. (Drag area is2.44m2)2.44m2)Assume all values are accurate to three significant digits. Do you mean a Corolla or an SUV? d M > just a thought The car is released from rest at a height h = 54.0 m above the #=sqrt (18^2+v_y^2)# Draw the side view of your roller coaster on graph paper. Find (a) the value of the constantbin the equationv=mgb(1ebt/m),v=mgb(1ebt/m),and (b) the value of the resistive force when the bead reaches terminal speed. Webyour cart at the top of your coaster. In this case, the non-conservative force is the stopping force. Assume that friction can be ignored. Physics Stack Exchange is a question and answer site for active researchers, academics and students of physics. Calculate for a car: (a) On dry concrete. Also use g = 10 m/s2. (c) Does this acceleration seem large to you? Inertial forces, such as the Coriolis force, are needed to explain motion in such frames. Find the net force on the helicopter att=3.0s.t=3.0s. (a) First suppose the car barely makes it around the loop; at the top of the loop, the riders are upside down and feel weightless. slides along a frictionless track. The staff loading individual (separate) cars on the ride said each had a minimum and maximum requirement to clear a hill - too little, it wouldn't accelerate enough down one hill to clear the next up, too much it wouldn't go up that hill either. She must swing into a wind exerting constant horizontal force F, on a vine having length L and initially making an angle with the vertical (Fig. properties a lens, Q:One student pulls a car with 20 N to the East. What centripetal force is exerted if he is 1.25 m from its center? (b) At point B. (d) How high has the elevator moved above its original starting point, and what is its final velocity? As shown below, the mass of block 1 ism1=4.0kg,m1=4.0kg,while the mass of block 2 ism2=8.0kg.m2=8.0kg. (b) The car goes over the top at slower than this speed? the bottom,, Q:a) Calculate the height of a cliff if it takes 2.56 s for a rock to hit the ground when it is thrown, Q:What are (a) the x component, (b) they component, and (c) the z component of 7 = b + c if =, A:It is given that, Instructions In that case. Calculate the velocity a spherical rain drop would achieve falling from 5.00 km (a) in the absence of air drag (b) with air drag. A physics major is cooking breakfast when she notices that the frictional force between her steel spatula and Teflon frying pan is only 0.200 N. Knowing the coefficient of kinetic friction between the two materials, she quickly calculates the normal force. (c) Which premise is unreasonable, or which premises are inconsistent? 2.2 Coordinate Systems and Components of a Vector, 3.1 Position, Displacement, and Average Velocity, 3.3 Average and Instantaneous Acceleration, 3.6 Finding Velocity and Displacement from Acceleration, 4.5 Relative Motion in One and Two Dimensions, 8.2 Conservative and Non-Conservative Forces, 8.4 Potential Energy Diagrams and Stability, 10.2 Rotation with Constant Angular Acceleration, 10.3 Relating Angular and Translational Quantities, 10.4 Moment of Inertia and Rotational Kinetic Energy, 10.8 Work and Power for Rotational Motion, 13.1 Newtons Law of Universal Gravitation, 13.3 Gravitational Potential Energy and Total Energy, 15.3 Comparing Simple Harmonic Motion and Circular Motion, 17.4 Normal Modes of a Standing Sound Wave, 1.4 Heat Transfer, Specific Heat, and Calorimetry, 2.3 Heat Capacity and Equipartition of Energy, 4.1 Reversible and Irreversible Processes, 4.4 Statements of the Second Law of Thermodynamics. No. Where must an object be placed in order, Q:A parallel-plate air capacitor with a capacitance of 0 + mghA = 0 + mghD - Wnc The path of the coaster from its initial point shown in the figure to point B involves only up-and-down motion (as seen by the riders), with no motion to the left or right. a lot. Typical vertical drops might range in height from 50 - 80 meters. The roller coaster cart has a mass of 500 kg, and the spring launcher has a spring constant of 1500 N/m. A nonrotating frame of reference placed at the center of the Sun is very nearly an inertial one. F = 4200 N, In the second part of the problem, you are asked to find the force required to stop the roller-coaster between Points C and D. The energy chain for this motion is. >. There is friction between the two blocks (coefficient of friction). You will first need to note that the drag force is equal to the weight at terminal velocity. What is the acceleration of the system? WebThe value of 30 m/s is reasonable for motion of a roller-coaster.

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average weight of a roller coaster cart in kg