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Fill in the Blank the Strength of the Magnetic Field of an Electromagnet is Increased by Inserting a Core of Soft ______ - Physics

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Question

Fill in the blank

The strength of the magnetic field of an electromagnet is increased by inserting a core of soft ______

Solution

The strength of magnetic field of an electromagnet is increased by inserting a core of soft iron.

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 Selina Solution for Concise Physics - Middle School for Class 7 ICSE (2018 (Latest))
Chapter 7: Electricity and Magnetism
Objective Questions | Q: 2.4
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Fill in the Blank the Strength of the Magnetic Field of an Electromagnet is Increased by Inserting a Core of Soft ______ Concept: Electromagnetism, Electromagnets and Their Applications- Electric Bell.
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