a frictionless plane is 10.0 m long and inclined at 31.0 degree a sled starts at the bottom with an initial speed of 5.40 m/s up to incline. when the sled reaches the point at which it momentarily stops, a second sled is released from the top of the incline with an initial speed v1. both sleds reach the bottom of the cline at the same time. A. determine the distance that the first sled traveled up the incline. ___________ m Determine the initial speed of the second sled _________ m/s

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Static and Kinetic Friction

Kinetic friction comes into existence when there are moving surfaces means in other words we can say that the force which comes into existing between moving surfaces is known as kinetic friction.