Question

A block of mass 1 kg moving with a

velocity 10 m/s on a smooth

surface. Suddenly enters a rough

surface which offers a friction force

of 20N on the body. Find the

distance covered by the body before

coming to rest.
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Answer 1

Answer:

5 m

Explanation:

apply F=mà where a=v/t

find t by that...

then apply s= ut and sub t u will get the answer

Answer 2

Answer:

plz help me answer my question