MCQOPTIONS
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| 1. |
What happens to the force between magnetic poles when their pole strength and the distance between them are both doubled [CPMT 1978, 80, 84, 85; MP PET 2005] |
| A. | Force increases to two times the previous value |
| B. | No change |
| C. | Force decreases to half the previous value |
| D. | Force increases to four times the previous value |
| Answer» C. Force decreases to half the previous value | |