In a simple pendulum mass of bob is m and effective length is L. Work done on the pendulum in one complete oscillation in gravitational field of earth is |
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(b) |
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(c) |
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(d) |
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In a simple pendulum mass of bob is m and effective length is L. Work done on the pendulum in one complete oscillation in gravitational field of earth is |
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(a) |
|
(b) |
|
(c) |
|
(d) |
|