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Name Two Factors on Which the Strength of Magnetic Field of an Electromagnet Depends ? - Physics

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Question

Name two factors on which the strength of magnetic field of an electromagnet depends ?

Solution

The magnetic field of an electromagnet (I or U-shaped) can be increased by the following two ways :

  1.  By increasing the number of turns of winding in the solenoid.
  2.  By increasing the current through the solenoid.
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APPEARS IN

 Selina Solution for Concise Physics - Middle School for Class 7 ICSE (2018 (Latest))
Chapter 7: Electricity and Magnetism
Short/Long Answer Questions | Q: 14
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Name Two Factors on Which the Strength of Magnetic Field of an Electromagnet Depends ? Concept: Electromagnetism, Electromagnets and Their Applications- Electric Bell.
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