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When the object is moving at constant ve...

When the object is moving at constant velocity on the rough surface

A

net force on the object is zero

B

no force acts on the object

C

only external force acts on the object

D

only kinetic friction acts on the object

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The correct Answer is:
a
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PREMIERS PUBLISHERS-LAW OF MOTION -OTHER IMPORTANT QUESTIONS & ANSWERS (VI Numerical Problems)
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  8. A force vecF=(6veci-8vecj+10k)N produces acceleartion of 1m/s^(2) in...

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  10. The initial speed of a body of mass 2.0 kg is 5.0 ms^(-1) a force fro ...

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  14. A bullet of mass 100 g is fired by a gun of 10 kg with a speed of 200...

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  15. A neutron having a mass 1.67 xx10^(-27) kg and moving at 10^(8) ms^(-...

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  17. The system is in equilibrium if the spring balance is calibrated in ne...

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  19. A ball of mass 1 kg hangs in equlibrium from two stings OA and OB ...

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