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A current-carrying wire is placed, below...

A current-carrying wire is placed, below a coil in its plane, with current flowing as shown. If the current increases

A

no current will be inducd in the coil

B

an anticlockwise current will be induce inm the coil

C

a clockwise current will be induced in the coil

D

the current induced in the coil will be first anticlockwise and the clockwise

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The correct Answer is:
C
NA
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CP SINGH-ELECTROMAGNETIC INDUCTION-EXERCISES
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  2. A current-carrying wire is placed, below a coil in its plane, with cur...

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  3. A wire is bent to form the double loop shown in figure. There is a uni...

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  4. Two different wire loops are concentric and lie in the same plane. The...

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  5. A bar magnet is moved along the axis of a copper ring placed far away ...

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  6. Consider the situation shown in . if the switch is closed and after so...

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  7. Solve the previous question if the closed loop is completely enclosed ...

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

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  9. shows a horizontal solenoid connected to a battery and a switch. A cop...

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  10. An aluminium ring B faces an electromagnet A. The current I through A ...

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  11. A conduting ring R is placed on the axis of a bar magnet M . The plane...

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  12. Two circular loops of equal radii are placed coaxially at some separat...

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  13. Two identical coaxial circular loops carry a current i each circulatin...

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  14. Two circular coil P and Q are arranged coaxially as shown. The sign co...

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  15. Two circular loops P and Q are placed with their planes paraller to ea...

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  16. A small, conducting circular loop is placed inside a long solenoid car...

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  17. A small magnet M is allowed to fall through a fixed horizontal conduct...

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  18. In the previous question, the directions of the current flowing in the...

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  19. A copper ring having a cut such as not to from a complete loop is held...

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  20. Lenz's law is consequence of the law of conservation of

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