Q. What happens to the coupling coefficient when the flux linkage of coil 1 and coil 2 increases?

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Q. Which, among the following, is the correct formula to find the coupling coefficient?

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Q. Mutual inductance between two coupled coils depend on?

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Q. Can the coupling coefficient practically ever be equal to 1?

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Q. What is the coupling coefficient when there is ideal coupling?

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Q. What is the coupling coefficient when all the flux of coil 1 links with coil 2?

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Q. The types of inductors are ____________

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Q. Practical application of mutual inductance is ____________

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Q. The flux linkage in coil 1 is 3 Wb and it has 500 turns and the current in coil 2 is xA, calculate the value of x if the mutual inductance is 750H.

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Q. The flux linkage in coil 1 is x and it has 500 turns and the current in coil 2 is 2A, calculate the value of x if the mutual inductance is 750H.

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Q. The flux linkage in coil 1 is 3Wb and it has x turns and the current in coil 2 is 2A, calculate the value of x if the mutual inductance is 750H.

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Q. If the flux linkage in coil 1 is 3Wb and it has 500 turns and the current in coil 2 is 2A, calculate the mutual inductance.

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Q. Which, among the following, is the correct expression for mutual inductance?

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Q. What is the SI unit of mutual inductance?

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Q. If the current in one coil is steady, what happens to the mutual inductance?

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Q. If the current in one coil becomes steady, the current in neighbouring coil is?

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Q. The phenomenon due to which there is an induced current in one coil due to the current in a neighbouring coil is?

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Q. Find the time taken for the current in an inductor to change to 2A from 0A if the power in the inductor is 5W. The value of inductance is 10H.

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Q. Calculate the current in an inductor if the energy stored is 160J and the inductance is 20H.

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Q. Calculate the value of emf in an inductor if the value of inductance is 15H and an average current of 5A flows through it in 10s.

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