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A straight conductor of length 4 m moves...

A straight conductor of length 4 m moves at a speed of 10 m/s when the conductor makes an angle of `30^(@)` with the direction of magnetic induction 0.1 T. then the induced emf is

A

4V

B

3V

C

1V

D

2V

Text Solution

Verified by Experts

The correct Answer is:
D
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DISHA PUBLICATION-ELECTROMAGNETIC INDUCTION -EXERCISE - 1 : Concept Builder
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  3. A straight conductor of length 4 m moves at a speed of 10 m/s when the...

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  4. Two coils have a mutual inductance 0.005 H. The current changes in the...

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  5. A varying current in a coils charge from 10 A to zero in 0.5 s .If th...

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  6. When the current in a coil changeg from 8 amperes to 2 amperes in 3xx1...

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  7. A coil of N=100 turns and area 1cm^2 carries a current I=5 A and creat...

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  8. In an inductance coil the current increases from zero to 6 ampere in 0...

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  9. The mutual inductance of a pair of a coil is 0.75 H. if the current in...

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  10. The coefficient of self-inductance of a solenoid is 0.18 mH. If a crud...

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  11. Two coil are placed close to each other. The mutual inductance of the ...

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  12. A current of 2.5 A flows through a coil of inductance 5 H. The magneti...

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  13. Two neighbouring coils A and B have a mutual inductance of 20 mH. The ...

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  14. When the current in a coil charges from 2A to 4A in 0.05 s, emf of 8 v...

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  15. A coil is wound on a frame of rectangular cross - section. If all the ...

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  16. Two coaxial solenoids are made by winding thin insulated wire over a p...

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  17. A copper rod of length l is rotated about one end perpendicular to the...

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  18. Aconductor of lengfht 0.4 m is moving with a speed of 7 m/s perpendic...

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  19. A wire of length 1 m is moving at a speed of 2 ms^(-1) perpendicular t...

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  20. Two identicaly induction coils each of inductance L joined in series ...

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