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The directions of current flowing in the coil of a electromagnet at its ends X and Y are as shown below : (a) What is the polarity of end X ? (b) What is the polarity of end Y ? (c) Name and state the rule which you have used to determine the polarities. |
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Answer» The directions of current flowing in the coil of a electromagnet at its ends X and Y are as shown below :
(a) What is the polarity of end X ? (b) What is the polarity of end Y ? (c) Name and state the rule which you have used to determine the polarities. |
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