Question

calculate the work required to be done on a car of 1500 kg by the brakes to reduce its speed upto 30 km /hr​

Answer 1

Answer:-22500

Explanation:

Formula of work =1/2mv2-mu2

V=0,U=30

Answer 2

Answer:

W=

$w = 1500 \times 30 { }^{2}$

1350000Joule