The force acting on a body is (i + 4j + 6k) N in a time of 6s. The change in momentum of the
body is (kg ms–1)
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1
Answer:
43.6 kg ms-1
Explanation:
According to Newton,
Force * time = Change in momentum (dP)
Therefore
(i + 4j + 6k)* 6 = dP
6i + 24j + 36k = dP
|dP| = √6² + 24² + 36²
= √36 + 576 + 1296
=√1908
= 43.6 kg ms-1
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