Electromagnet is used in ......

Electromagnet is used in ...

electric bells

coil

galvanometer

ameter

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The correct Answer is:

Electromagnet has large permeability and small retentivity and hence it is used in electric bell.

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KUMAR PRAKASHAN-MAGNETISM AND MATTER-SECTION D Multiple Choice Questions (MCQs) (MCQs From .DARPAN. Based On Textbook) Magnetisation and Magnetic Properties of Materials, Permanent Magnets and Electromagnets

Hysteresis cycle of a permanent magnet is ..... and .....
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In non-uniform magnetic field, a diamagnetic substance experiences a r...
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When a paramagnetic substance is brought near to north or south pole o...
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Magnetization for vaccum is ........
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Water is .....
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The intensity of magnetization of a magnet of magnetic dipole moment 1...
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Which of the following behaves as paramagnetic substance ?
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Magnetic susceptibility of paramagnetic substance is ...... .
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Domain formation is the necessary feature of...
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Electromagnet is used in ...
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The magnetic susceptibility of a paramagnetic substance at -73^(@) is ...
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Relative permeability of iron is 5500, then its magnetic susceptibilit...
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Magnetic field and magnetic intensity are 1 T and 150 "Am"^(-1) respec...
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M is intensity of magnetisation and H is magnetic intensity. Give the ...
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Magnetic susceptibility of vacuum is …
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mu0 is permeability of vacuum, chi(m) is susceptibility, then permeabi...
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According to Curie's law .....
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A magnetic needle kept on horizontal surface oscillates in Earth's mag...
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Relative permeability of a substance is 0.075. Its magnetic susceptibi...
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A toroid wound with 100 turns /m of wire carries a current of 3 A. The...
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