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ICSE Class 7 Physics Question 15 of 36

Electricity and Magnetism — Question 15

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Question

Question 15

State two ways by which the strength of magnetic field of an electromagnet can be increased.

Answer

The two ways by which the strength of magnetic field of an electromagnet can be increased are:

  1. By increasing the total number of turns of the coil.
  2. By increasing the strength of current passing through the coil.