Answer / gaurav voriya

A thyristor is a solid-state semiconductor device with four
layers of alternating N and P-type material. They act as
bistable switches, conducting when their gate receives a
current trigger, and continue to conduct while they are
forward biased

differentiate between remote backup relay and local backup relay?

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In constant power region of 3-phase IM torque-speed characteristics, if frequency increases voltage A does not alter B decreases C increases D none of above

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wwht is wave trap used in ht line

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if we install two earth pits with a clear space of 5m without any interconnection,by checking the digital multimeter will it show continuity between earth pits? If so what would be the approx. value

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Explain advantages of storage batteries

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Please explain how to do 'tan-delta test' on AC generator? and where i get clear and brief detail, give any web page address.

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what type of motor are there in megger how they work.

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method to check earthing

5 Answers   ECC,

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how does this job compare with others you have aplied for?

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What is the difference between emf, voltage drop and potential difference?

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hopkinson's test

5 Answers   Bhel, NTPC,

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From the point of view of accuracy in the Measurement of Electrical energy should we select a potential transformer or a capacitor voltage transformers?.Kindly support your reply with reason and justification.

1 Answers  

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