Question

A box of mass 2 kg is placed on the roof of a car. The box
would remain stationary until the car attains a maximum
acceleration. Coefficient of static friction between the box
and the roof of the car is 0.2 and s = 10 ms
This maximum acceleration of the car, for the box to rema-
stationary, is???​

Answer 1

Explanation:

W=F.S

W=0.2×10

w= 2joule