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| Q. |
The motion of a body that repeats itself after a regular interval of time is – |
| A. | a periodic motion |
| B. | a simple harmonic motion |
| C. | an aperiodic motion |
| D. | an oscillatory motion |
| Answer» A. a periodic motion | |
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Explanation: The motion of a body that repeats itself after a regular interval of time is called 'Periodic Motion'. Simple Harmonic Motion is a type of periodic motion where the restoring force is directly proportional to the displacement. |
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