MCQOPTIONS
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MCQOPTIONS
| 1. |
An ideal solenoid having 5000 turns/m has an aluminium core and carries a current of 5A. If χAl = 2.3 × 10−5, then the magnetic field developed at centre will be |
| A. | 0.031 T |
| B. | 0.048 T |
| C. | 0.027 T |
| D. | 0.050 T |
| Answer» B. 0.048 T | |