An object with a mass of #5 kg# is moving at #9 m/s# over a surface with a kinetic friction coefficient of #4 #. How much power will it take to accelerate the object at #3 m/s^2?
1 Answer
May 20, 2017
The power is
Explanation:
The normal reaction is
The frictional force
Let the force necessary to accelerate the object be
Then,
The power is