Question

A truck of mass 1000 kg carries 500 kg sand and is moving with a velocity of 15 m/s. After disposal of 200 kg sand what should be the velocity of the truck to maintain the same momentum as before?
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Answer 1

$\huge \mathfrak \green{answer}$

Answer 2

Explanation:

1500.15=1200.v. let velocity is v

v=1500×15÷1200

v=18.75m/s