Question

17.A body of mass 2kg is moving with 5m/s. It's velocity changes to 11m/s in a given time of 2sec .The impulse on it is *

Answer 1

Answer:

= 12 kg.m/sec

Explanation:

Impulse = mass × difference between final and initial velocity

$\: \: \: \: \: = m \times (v - u)$

$\: \: \: \: = 2 \times (11 - 5)$

$\: \: \: \: \: = 2 \times 6$

$\: \: \: \: \: = 12 \: kg.m. {sec}^{ - 1}$

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