An object with a mass of #8 kg# is moving at #5 m/s# over a surface with a kinetic friction coefficient of #6 #. How much power will it take to accelerate the object at #3 m/s^2?
1 Answer
Jun 2, 2017
The power is
Explanation:
The normal reaction is N
The frictional force
Let the force necessary to accelerate the object be
Then,
According to Newton's Second Law
The power is