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A small bar magnet is being slowly inser...

A small bar magnet is being slowly inserted with constant velocity inside a solenoid as shown in figure. Which graph best represents the relationship between emf induced with time

A

B

C

D

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The correct Answer is:
C
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FIITJEE-ELECTROMAGNETIC INDUCTION-ASSIGNMENT PROBLEMS ( OBJECTIVE ) LEVEL -I
  1. The switch S is closed in the circuit shown at time t=0 . The current ...

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  2. The two loops shown in the figure have their planes parallel to each o...

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  3. A small bar magnet is being slowly inserted with constant velocity ins...

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  4. For the L shaped conductor in a uniform magnetic field B shown in figu...

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  5. A coil of inductance 8.4 mH and resistance 6 Omega is connected to a 1...

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  6. A uniform but time-varying magnetic field B (t) exists in a circular r...

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  7. A conductor of length 5 cm and resistance 2 Omega is moving on frictio...

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  8. A wire cd of length l and mass m is sliding without friction on conduc...

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  9. A thin circular -conducting ring having N turns of radius R is falling...

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  10. A circular loop of wire is carring a current i (as shown in the figure...

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  11. Two coils A and B have 200 and 400 turns respectively. A current of 1 ...

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  12. A thin uniform conducting rod of mass M and length L oscillates in a v...

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  13. A copper rod moves with a constant angular velocity omega about a long...

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  14. The time required for a current to attain the maximum value in a d.c c...

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  15. Consider the shown arrangement . When key k is pressed the steady valu...

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  16. The resistances P,Q,R and S in the bridge shown are adjusted such that...

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  17. When a 'j' shaped conducting rod is rotating in its own plane with con...

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  18. The equivalent inductance between points P and Q in the figure is

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  19. A rod ABC shown in the figure is made up of two parts . The part AB is...

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  20. A rod of negligible dimensions carrying a charge q falls into a conduc...

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