contestada

A 2000 kg car is traveling at 10 m/s, and then it slows to 5 m/s. How much work is done on the car by the brakes and friction?


a
10,000 J

b
25,000 J

c
75,000 J

d
100,000 J

Respuesta :

W = Fs
2000kg= 20000N

10m-5m=5m

D. 100,000J
RELAXING NOICE
Relax