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Two circular coils can be arranged in an...

Two circular coils can be arranged in any of the three situation shown in the figure. Their mutual inductance will be

A

maximum in situation (i)

B

maximum in situation (ii)

C

maximum in situation (iii)

D

same in all situations

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The correct Answer is:
A
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NCERT FINGERTIPS-ELECTROMAGNETIC INDUCTION-Inductance
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  2. Two coil are placed close to each other. The mutual inductance of the ...

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  3. Two circular coils can be arranged in any of the three situation shown...

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  4. Mutual inductance of two coils can be increased by

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  5. Two coils A and B are separated by a certain distance. If a current of...

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  6. A pair of adjacent coils has a mutual inductance of 2.5 H. If the curr...

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  7. When the number of turns in the two circular coils closely wound are d...

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  8. A srot soleniod of radius a, number of turns per unit length n(2), and...

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  9. A 2 m long solenoil with diameter 2 cm and 2000 turns has a secondary ...

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  10. A solenoid of lenght 30 cm with 10 turns per centimetre and area of cr...

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  11. A circular coil with a cross-sectional area of 4cm^(2) has 10 turns. I...

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  12. The conducting circular loops of radii R(1) and R(2) are placed in the...

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  13. A small square loop of wire of side l is placed inside a large square ...

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  14. Name the physical quantity which is measured in weber amp^(-1) .

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  15. Two coils have self-inductance L(1) = 4mH and L(2) = 1 mH respectively...

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  16. In a coil, current falls from 5 A to 0 A in 0.2 s. If an average emf o...

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  17. If 'N' is the number of turns in a coil, the value of self inductance ...

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  18. The self inductance of a long solenoid cannot be increased by

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  19. When a rate of change of current in a circuit is unity, the induced em...

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  20. The self inductance of an inductance coil having 100 turns is 20 mH. C...

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