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Instantaneous Force and Impulse

Two people pu...

Question

Two people push a car for 3 sec, with a combined net force of 200 N.The impulse provided to the car............

A

400 N-sec.

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B

500 N-sec.

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C

600 N-sec.

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D

300 N-sec.

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Solution

The correct option is B 600 N-sec.
Time of action $t = 3 s$
Force applied $F = 200 N$
Impulse $I = F \times t = 200 \times 3 = 600 N s$

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