Multiple Choice
A 20.0-kg crate,initially at rest,slides down a ramp 2.0 m long and inclined at an angle of 20° with the horizontal.If there is no friction between ramp surface and crate,what is the kinetic energy of the crate at the bottom of the ramp? (g = 9.8 m/s2)
A) 368 J
B) 392 J
C) 268J
D) 134 J
E) 67 J
Correct Answer:
Verified
Correct Answer:
Verified
Related Questions
Q74: The net force acting on a 4.0-kg
Q76: A baseball catcher puts on an exhibition
Q76: Two blocks are released from the top
Q77: A pole vaulter clears 4.00 m.With what
Q78: As an object is lowered into a
Q80: A 2,000-kg ore car rolls 50.0 m
Q83: A 13.0-kg box starts at rest and
Q84: A 50.0-kg (including the passenger)sled is subject
Q89: Which of the following is an example
Q93: Is it possible for the total mechanical