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2.2 किलोवाट शक्ति को 20 ओम वाली लाइन से ...

2.2 किलोवाट शक्ति को 20 ओम वाली लाइन से 44000 वोल्ट पर संचारित किया जाता है। शक्ति व्यय का मान कितना होगा ?

A

0.1 watt

B

14 watts

C

100 watts

D

1000 watts

Text Solution

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The correct Answer is:
a
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MOTION-ELECTRO MAGNETIC INDUCTION-EXERCISE-2 (Objective problems (Analytical questions))
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  5. A coil of area 500cm^(2) and having 1000 turns is held perpendicular t...

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  7. The armature coil of dynamo is in motion . The generated induced emf v...

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  8. A simple electric motor has an armature resistance of 1Omega and runs ...

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  9. A d.c motor has internal resistance 4 ohms . It is operated at 220 vol...

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  12. Large transformers, when used for some time, become hot and are cooled...

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  14. 2.2 किलोवाट शक्ति को 20 ओम वाली लाइन से 44000 वोल्ट पर संचारित किया जा...

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  15. If a transformer have turn tatio 5, frequency 50 Hz root mean square v...

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  16. plane of eddy currents make an angle with the plane of magnetic lines ...

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  18. When a metallic sphere is moved in a magnetic field , it gets heated d...

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  19. Two copper cubes A and B composed of identical insulated plates are su...

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  20. A bar magnet is dropped into a vertical copper tube, considering the a...

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