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PRADEEP-MAGNETIC EFFECTS OF ELECTRIC CURRENT-Additional Questions A. (very short)
- Which rule do we use to find the direction of this force?
01:52
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- How are magnetic field lines related to the strength of a magnetic fie...
00:58
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- What is the relation between magnetic field (B), current (I) and dista...
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- What is the magnitude of force acting on a current-carrying conductor ...
03:09
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- What important observation did Oersted make in his experiment with cur...
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- Why is magnetic field maximum at the centre of a current-carrying coil...
02:16
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- What is electromagnetic induction?
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- What do you mean by magnetic flux?
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- Name the rule which gives the direction of induced current?
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- Name the device which converts mechanical energy into electrical energ...
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- What type of dynamo is used in a bicycle?
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- What type of dynamo is used in industry?
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- What type of current is given by a cell?
01:56
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- What type of current is used in household supply?
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- How is AC different from DC?
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- Name the two types of wiring systems used in domestic circuits.
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- Which effect of electric current is used in the working of an electric...
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- Of what substance is a fuse wire made of?
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- What is the capacity of an electric fuse used in (i) lighting circuit ...
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- Why is a fuse wire made of tin-lead alloy?
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