MCQOPTIONS
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| 1. |
If the Earth's magnetic field lines pass through the Hall probe in opposite direction, then the change in reading of voltmeter is |
| A. | thrice the Earth's magnetic flux density |
| B. | four times the Earth's magnetic flux density |
| C. | five times the Earth's magnetic flux density |
| D. | twice the Earth's magnetic flux density |
| Answer» E. | |