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The coefficient of mutual inductance of...

The coefficient of mutual inductance of two coils depends on

A

Current in the coil

B

Materials of the wires of the coil

C

Relative position and orientation of the coil

D

Rates at which the currents are changing in the coil

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The correct Answer is:
C
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AAKASH INSTITUTE ENGLISH-ELECTROMAGNETIC INDUCTION-Assignment (SECTION - A)
  1. In the circuit of figure , the bulb will be become suddenly bright , ...

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  2. A conducting square loop of side l and resistance R moves in its plane...

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  3. The coefficient of mutual inductance of two coils depends on

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  4. A magnetic flux of 500 microweber passing through a 200 turn coil is r...

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  5. A coil of area 0.1m^(2) has 500 tums. After placing the coil in a magn...

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  6. Two circular coils have their centres at the same point. The mutual in...

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  7. When a battery is connected across a series combination of self-induct...

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  8. The variation of induced emf (epsilon ) with time (t) in a coil if a s...

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  9. In a uniform magnetic field B a wire in the form of a semicircle of ra...

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  10. A metal conductor of length 1 m rotates vertically about one of its en...

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  11. A copper disc of the radius 0.1 m is rotated about its centre with 20 ...

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  12. Two coils of self-inductance 2 mH and 8 mH are placed, so close togeth...

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  13. As a result of change in the magnetic flux linked to the closed loop s...

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  14. An inductor (L = 100 mH), a resistor (R = 100Omega) and a battery (E =...

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  15. The equivalent quantity of mass in electricity is

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  16. In the circuit shown in figure, power generated in

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  17. Dimensional formula of self-inductance is

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  18. A time varying magnetic flux passing through a coil is given by phi=xt...

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  19. A metallic ring is dropped down, keeping its plane perpendicular to a ...

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  20. Lights of a car become dim when the starter is operated. Why?

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