# Answer on Mechanics | Relativity Question for vicky

Question #52867

1) A 1kg box starts up a 2 degrees incline with a speed of 5m/s. How far will the box slide up the incline if the coefficient of kinetic friction between the box and incline is 0.4

2) A disk starting from rest rotates about its central axis with constant angular acceleration.In 3s, it rotates 27 rad . During that time, determine a)the angular acceleration

b) The instantaneous angular velocity of the disk at the end of the 3s.

2) A disk starting from rest rotates about its central axis with constant angular acceleration.In 3s, it rotates 27 rad . During that time, determine a)the angular acceleration

b) The instantaneous angular velocity of the disk at the end of the 3s.

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