## Question

###### A ball of mass 0.6kg, initially at rest; acquires speed of 4.7m/s immediately after being kicked by force of strength 21N: For how long did this force act on the ball?

A ball of mass 0.6kg, initially at rest; acquires speed of 4.7m/s immediately after being kicked by force of strength 21N: For how long did this force act on the ball?

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