Question

answer the question number3

Answer 1

F=M×a

10=2×a

a=5

v-u=at

but u =0, a=5,t=3

hence, v=15______________________(i)

momentum= m×v

first momentum=0

final momentum= 2×15=30

change in momentum =30-0=30__________(ii)

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Answer 2

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your answer is given in the attachment

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