What is electric fuse?What is its imnpor...

What is electric fuse?What is its imnportant?

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What is electro-magnetic induction?
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List some such electric applicances in which electric motor is used.
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What is electric fuse?What is its imnportant?
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Why the fuse wire should have high resistance and low metling point?
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What is meant by over-loading?
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When does an electric short-circuit occur?
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What are hazards of electricity?
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A dynamo
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On what principle is a.c.motor based?
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What is electric motor ?
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List three sources of magnetic fields.
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Name the physical qanitity whose S.I. unit is weber/m^2.
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Inside a bar magnetic the magnetic field lines
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Name some devices in which electric motors are used.
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Define an elelctromagnet
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Define the following terms. Magnetic South Pole
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Name two electric devices which act on magnetic effect of electric cur...
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What is an electric fuse? How does it function?
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Which electrical phenomenon is responsible for deflection of galvonome...
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What is the colour of neutral wire in a domestic electric circuit?
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