please answer this question, question no.19
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impulse = f × t
I = 100N × (10-1)
I = 100 × 9
I = 900Ns
I = 100N × (10-1)
I = 100 × 9
I = 900Ns
selena17:
its answer is given450Ns in answer key
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Impulse = force x time
I = F x t
time = 10 - 1 = 9 seconds
Also impulse = area unter F t graph
so areas of triangle
= 1/2 x b x h
= 1/2 x 9 x 100
= 450 N
I = F x t
time = 10 - 1 = 9 seconds
Also impulse = area unter F t graph
so areas of triangle
= 1/2 x b x h
= 1/2 x 9 x 100
= 450 N
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