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Electromagnetic induction

Electromagnetic induction
Which of the following circuit elements will oppose the change in circuit current?

Capacitance
Resistance
Inductance
All of the listed here

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Electromagnetic induction
Higher the self-inductance of a coil,

Lower the e.m.f. induced
Greater the flux produced by it
Longer the delay in establishing steady current through it
Lesser its weber-turns

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Electromagnetic induction
A coil induces 350 mV when the current changes at the rate of 1 A/s. The value of inductance is

350 mH
None of the listed here
250 mH
3500 mH

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Electromagnetic induction
The property of coil by which a counter e.m.f. is induced in it when the current through the coil changes is known as

Series aiding inductance
Mutual inductance
Self-inductance
Capacitance

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Electromagnetic induction
A 500 turns solenoid develops an average induced voltage of 60 V. Over what time interval must a flux change of 0.06 Wb occur to produce such a voltage?

0.2 s
0.5 s
0.1 s
None of the listed here

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Electromagnetic induction
Reversing the field or the current will reverse the force on the conductor.

Yes
No

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