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Work Energy Theorem

35.a bullet o...

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35.a bullet of mass 20 g leaves a riffle at an initial speed 100 m/s and strike a target at the same level ,with speed 50m/s.the amount of workdone bythe resistance of air will be ?

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Q. A bullet of mass 100 gm leaves a riffle with an initial velocity of 100 m/sec and strikes the earth at the same level with a velocity of 50 m/sec. The work in overcoming the resistance of air will be then

Q. A bullet of mass

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1000 m/s

and strikes the earth at the same level with a velocity of

500 m/s

. The work done in overcoming the resistance of air will be:

Q. A bullet of mass

10 g

leaves a riffle at an initial velocity of

1000 m/s

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500 m/s

. The work done in overcoming the resistance of air will be:

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leaves a rifle at an initial velocity of

1000 m / s

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500 m / s

. the work done in joules overcoming the resistance of air will be

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10 g

leaves a rife at an initial velocity of

3000 m/s

and strikes the earth at the same level with a velocity of

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. The work done in overcoming the resistance of air will be

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