Question

calculate the force exerted by the brakers on the motorcycle which is moving with a velocity of 72km/h and takes 5s to stop after the application of breaks . mass of the motorcar along with a passenger is 800 km​

Answer 1

Answer:

of I cockles

Explanation:

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Answer 2

Answer:

I can do it bro !

Explanation:

This can be solved as :

V=U+at

0 = 20 + a× 5

0 -20=5a

-4=a

(-can be removed as it is retardation )

Now,

force = m× a

f = 800 × 4

f = 3200 N

Hope it helps you