
5. The Raptor is an outside loop roller coaster in which riders are belted into seats...
A roller coaster has a “hump” and a “loop” for riders to enjoy (see picture). The top of the hump has a radius of curvature of 12 m and the loop has a radius of curvature of 15 m. (a) When going over the hump, the coaster is traveling with a speed of 9.0 m/s. A 100-kg rider is traveling on the coaster. What is the normal force of the rider’s seat on the rider when he is at the...
The force of contact between the bottoms of some roller-coaster riders and their seats vanishes just at the moment the are at the top of a loop, with radius 18.0m. What is the speed of the roller coaster at the bottom of this loop if there is no friction with the track?
A roller coaster car travels around a vertical loop. At the top of the loop, where it is upside down, it is moving at a speed of 10 m/s. Given that the loop has a radius of 8.0 m, a) What is the value of the car’s centripetal acceleration at that instant in time? b) A 55 kg passenger is in the car. Draw a free‐body diagram showing all the forces acting on the passenger. c) What is the magnitude...
When a roller coaster went upside down at the top of a loop with a radius 8.0m, a speed of 11.2m/s was required to make the coaster feel safe. A. Assuming that air resistance and friction are negligible , what speed will the roller coaster have when it is right-side up at the bottom of the loop? B. The roller coaster begins its trip by being pulled up the lift hill by a chain lift and dropped after it reaches...
The roller coaster car has a mass of 850 kg including its passenger. It is released from rest at the top of the hill A Neglect friction, the mass of the wheels, and the size of the car. Take h_B = 19 m, rho_B = 9.5 m. h_C = 12 m and rho_c = 6 m. Part A Determine the minimum height h of the hill crest so that the car travels around both inside the loops without leaving the...
A student with mass 58.0 kg rides on a roller coaster with a vertical loop. At the top of the loop the track has a radius of 19.7 m and the roller coaster moves at speed of 21.9 m/s at the top. Determine the normal force from the seat on the student at the top of the loop. Give your answer in newtons (N) and with 3 significant figures.
hi 5. The picture shows the launch and first hills of a roller coaster. The cars are launched with some initial velocity, vi go down a hill of height hy = 4.36 m and over the first peak with height hz = 6.77 m above the lowest point on the track. The shape of the first peak is a circle with a radius of R = 5.97 m. The ride is designed so that the riders feel weightless at the...
5. The picture shows the launch and first hills of a roller coaster. The cars are launched with some initial velocity, V, go down a hill of height h, = 4.36 m and over the first peak with height h2 = 6.77 m above the lowest point on the track. The shape of the first peak is a circle with a radius of R = 5.97 m. The ride is designed so that the riders feel weightless at the top...
4. A roller coaster executes a 10 m radius loop-the-loop at a speed of 20 m/s. How heavy does a 50-kg passenger feel at the top of the loop? (Hint: draw a free body diagram. The apparent weight of the passenger is the normal force on the passenger).
1a)When a 5000-kg roller coaster train full of riders approaches the loading dock at a speed of 20 m/s, it is abruptly decelerated to a speed of 1.5 m/s over a distance of 14 m. Find the retarding force that acts upon the cars 1b)During a physics lab, Jack and Jill ran up a hill. Jack is twice as massive as Jill; yet Jill ascends the same distance in half the time. Who did the most work? Who delivered the...