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Q. |
A clock with a second pendulum is gaining 5 minutes a day. To correct it |
A. | The eccentricity of bob with pendulum should be decreased |
B. | The length of the pendulum should be decreased |
C. | The length of pendulum should not be changed |
D. | The length of the pendulum should be increased |
E. | The eccentricity of bon with pendulum should be increased |
Answer» D. The length of the pendulum should be increased |
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