EARTH SCIENCE
MAGNETISM
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Question
[CLICK ON ANY CHOICE TO KNOW THE RIGHT ANSWER]
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You can increases the strength of an electromagnet’s field by-
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more loops
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stronger Ferraro magnetic core
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larger power source
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loosen the loops on the nail
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Explanation:
Detailed explanation-1: -There are two methods by which we can increase strength of magnetic field are: 1) By increasing the number of turns of wire in the coil. 2) By increasing the current flowing the coil.
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