Answer / ibrahim+8801671121852

lighting arrester is used mainly for balancing the voltages
of any building. when lit comes from the sky the voltages of
any houses is rises. to aviod this rising voltage we used
lighting arrester. but if it passed 3.3kv it doesn't work.
or it would be burned.

DEAR SIR/MADAM,CLEARLY EXPLAIN ABOUT CRAWLING AND COGGING EFFECTS IN INDUCTION MOTOR.

0 Answers  

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onan full form

5 Answers  

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what is the power factor?please tell me uses.

5 Answers   NTPC,

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For which purpose the temp. rise test of transformer is conducted?

2 Answers  

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technically, what is the reason behind starting the motor star the delta connection .. and what other ways to do this rather than using " star-delta transformer"

0 Answers   Wipro,

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What is ST and specify its range of voltage.

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How the field flux is controlled in DC drive ?

4 Answers   TATA,

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Can double compression glands be used with regular cables?

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PLS SEND THE RRB CHENNAI MODEL QUESTION PAPER my email id is ganesan98655@rediffmail.com

0 Answers   RRB,

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which surface is suitable for NEUTRAL GROUNDING ?

1 Answers   NTPC,

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what material is used in capaciter

0 Answers  

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what is phase to phase fault? what is line to line fault?

6 Answers  

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