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A force of 10N is required to move a con...

A force of 10N is required to move a conducting loop through a non-uniform magnetic field to 2m/s. The rate of production of internal energy in loop is:

A

5

B

20

C

10

D

Zero

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Verified by Experts

The correct Answer is:
B
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AAKASH INSTITUTE ENGLISH-ELECTROMAGNETIC INDUCTION-EXERCISE
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  2. The current carrying wire and the rod AB are in the same plane. The ro...

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  3. A helicopter rises vertically upwards with a speed of 100 m//s. If the...

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  4. A rod AB slides on a V shaped wire with speed v as shown, such that at...

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  5. if given arrangement is moving towards left with speed v, then potenti...

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  6. A conducting rod is rotated about one end in a plane perpendicular to ...

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  7. A semicircular loop of radius R is rotated with an angular velocity om...

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  8. A force of 10N is required to move a conducting loop through a non-uni...

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  9. A flexible wire bent in the form of a circle is placed in a uniform ma...

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  10. Radius ol a circular luop placed in a perpendicular uniform magnetic f...

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  11. A wire of fixed length is wound on a solenoid of length 'l' and radius...

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  12. The length of thin wire required to manufacture a solenoid of inductan...

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  13. A conducting ring of radius b is placed coaxially in a long solenoid o...

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  14. In what form is the energy stored in an inductor or A coil of inducta...

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  15. Which of the following pairs of coils has zero coupling constant?

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

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  17. The equivalent inductance of two inductors is 2.4 H when connected in ...

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  18. In an A.C. sub-circuit as shown in figure, the resistance R = 0.2 Omeg...

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  19. A coil of self inductance 50 henry is joined t the terminals of a batt...

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  20. The ratio of initial to final current through the battery when the swi...

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