Work, Energy and Power

Related Questions

• A billiard ball moving with a speed of 5 m/s collides with an identical ball originally at rest. If the first ball stops after collision, then the second ball will move forward with a speed of

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• A spring of force constant 800 N/m has an extension of 5cm. The work done in extending it from 5cm to 15 cm is

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• If a force $\vec F = 4\hat i + 5\hat j$ causes a displacement $\vec s = 3\hat i + 6\hat k$, work done is

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• A force $(\vec F) = 3\hat i + c\hat j + 2\hat k$ acting on a particle causes a displacement: $(\vec s)\, = - 4\hat i + 2\hat j + 3\hat k$ in its own direction. If the work done is $6\,J,$ then the value of $'c'$ is

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• Which one of the following is not a conservative force

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