Sawaal
2
Q:

The strength of an electromagnet can be increased by

A) increasing the length of the coiled wire B) increasing current supply
C) increasing the number of turns D) All of the above

Answer:   D) All of the above



Explanation:

The strength of an electromagnet can be increased by increasing the cross-sectional area, increasing the number of turns, increasing current supply, increasing the length of the coiled wire.

 

Subject: Physics
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