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The mutual inductance between a pair of ...

The mutual inductance between a pair of coils each of `'N'` turns is `'M'`. If a current is `'I'` in the first coil is brought to zero in a time `t`, then the avergae emf induced in the second coil is

A

`MI//t`

B

`Mt//I`

C

`Mt//IN`

D

`It//MN`

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The correct Answer is:
A
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NARAYNA-ELECTRO MAGNETIC INDUCTION-C.U.Q 1
  1. Two coils of self-inductance L(1) and L(2) are placed closed to each o...

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  2. The coefficient of self inductance and the coefficient of mutual induc...

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  3. The mutual inductance between a pair of coils each of 'N' turns is 'M'...

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  4. A circuit contains two inductors of self-inductance L(1) and L(2) in s...

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  5. In the circuit of Fig. (1) and (2) are ammeters. Just after the key K ...

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  6. A pure inductor L, a capactior C and a resistance R are connected acro...

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  7. In the circuit shown in Fig. A conducting wire HE is moved with a cons...

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  8. In which of the following cases the emf is induced due to time varying...

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  9. A closed conducting ring is placed in between two bar magnets as shown...

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  10. Two identical circular loops of metal wire are lying on a table withou...

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  11. A metallic square loop ABCD is moving in its own plane with velocity v...

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

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  13. As shown in the figure, P and Q are two coaxial conducting loops separ...

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  14. The variation of induced emf (E) with time (t) in a coil if a short ba...

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  15. An infinitely long cylinder is kept parallel to an uniform magnetic fi...

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  16. The figure shows certain wire segments joined together to form a copla...

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  17. A coil is suspended in a uniform magnetic field, with the plane of the...

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  18. Which of the following units denotes the dimension (ML^(2))/(Q^(2)), w...

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  19. A rod of length l rotates with a small but uniform angular velocity om...

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  20. A rod of length l rotates with a uniform angular velocity omega about ...

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