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Related Questions

• Two circuits have coefficient of mutual induction of 0.09 henry. Average e.m.f. induced in the secondary by a change of current from 0 to 20 ampere in 0.006 second in the primary will be

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• The self-induced e.m.f. in a 0.1 H coil when the current in it is changing at the rate of 200 ampere/second is

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• A coil having an inductance of 0.5 H carries a current which is uniformly varying from zero to 10 ampere in 2 second. The e.m.f. (in volts) generated in the coil is

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• A two metre wire is moving with a velocity of 1 m/sec perpendicular to a magnetic field of $0.5 weber/m^2$. The e.m.f. induced in it will be

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• A step-up transformer has transformation ratio of $3 : 2$. What is the voltage in secondary if voltage in primary is 30 V

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