Question

At the beginning of a roller coaster ride the car is staionary at the top of a 30m high hill and then begins to fall. Neglect any resistive forces. Calculate the speed of the car when it reaches the top of the second hill on the roller coaster. The second hill has abheight of 12m
bobpursley
Initial Energy=final PE + final KE
mg*30=mg*12+1/2 mv^2

calculate v.

Related Questions

Delon has 37 tickets to use at the carnival, He uses 4 tickets to ride the carousel, and the rest to... A roller coaster is designed so that the beginning part of the ride is also the highest point of the... A roller coaster is designed so that the beginning part of the ride is also the highest point of the... Question Delon has 37 tickets to use at the carnival. He uses 4 tickets to ride the carousel, and t...