What is magnetic field? Give important p...

What is magnetic field? Give important properties of magnetic field lines.

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MBD -HARYANA BOARD-MAGNETIC EFFECTS OF ELECTRIC CURRENT-EXAMPLE

The circulating induced current produced in a metal plate due to the c...
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What do you understand by magnetic effect of current? To understand th...
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What is magnetic field? Give important properties of magnetic field li...
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Which rule is shown in the figure?Define the rule in which device this...
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In the figure which law is shown?lablel 1 and 2 in relation to the law...
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Name the law shown in the figure lable 1 and 2 according to this law.
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In the alongside figure a straight conductor B is carrying current in ...
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In the alongside figure a straight conductor B is carrying current in ...
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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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