MCQOPTIONS
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MCQOPTIONS
| 1. |
A 25 cm long solenoid has radius 2 cm and 500 total number of turns. It carries a current of 15A. If it is equivalent to a magnet of the same size and magnetization \[\vec{M}\] (magnetic moment/volume), then \[\left| \left. {\vec{M}} \right| \right.\] is: |
| A. | \[30000\pi \,A{{m}^{-1}}\] |
| B. | \[3\pi \,A{{m}^{-1}}\] |
| C. | \[30000\,A{{m}^{-1}}\] |
| D. | \[300\,A{{m}^{-1}}\] |
| Answer» D. \[300\,A{{m}^{-1}}\] | |