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A compass needle is placed near …

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A compass needle is placed near a current carrying wire .state your observation for the following cases and give reason for the same in each case A) Magnitude of electric current in the wire is increased. B) the compass needle is displaced away from the wire

Posted by Nishu Solanki 5 years, 2 months ago

CBSE > Class 10 > Science

1 answers

Harpreet Kaur 5 years, 2 months ago

(a) Deflection of compass needle increases : Magnetic field strength is directly proportional to the amount of current. (b) Deflection of compass needle decreases :Magnetic field strength is inversely proportional to the distance from wire.

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CBSE > Class 10 > Science