Answer Posted / jkth

kw=hp*746

What is the function of Governor in Hydro Power Station? What is the Function of Lightning Arrestor Voltage Transformer (LAVT)?

2802

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explain me the relation between torque, frequency,speed,voltage and current in the 3 phase induction motor?

2241

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Brief working principle of stabilizer,application & safety precautions

5677

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What is the alternate solution for testing of polarity by using polarity tester while its milli ammeter does not works?

2029

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explain comutator action in detail.thanks

2249

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Why PS class CT is always preferred for Differential protection?

1593

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In Air circuit breaker LSIG protection unit is used. Without fault in cables (2 runs 3Cx150Sq.mm Copper, 1Kv grade, XPLE armored cable IR value is more than 550Mohm @ 500V Megger) and load section Long time Overcurrent protection is triggers and trips the unit. We changed LSIG protection with new factory tested unit. Even then fault is persisting. Please suggest the possible causes

797

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WHat is the general checks required for Dry type transformers

2074

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how we calculate the short circuit capacity of the busbar in LV & HT?

1098

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CAN WE CALCULATE THE NEGATIVE SEQUENCE AND ZERO SEQUENCE REACTANCE OF A GENERATOR USING ONLY ITS RATED VOLTAGE, KW, PF AND SYNCHRONOUS REACTANCE??? IF YES, THEN HOW??

5626

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Write the force balance equation of m ideal mass element.

1241

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hi frnds can any one help me ? plz send me placement paper of IOCL of Electrical streem .... plz send ....its urgent....

1715

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why the value of k is more in shell typr transformers?

1993

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Explain the laying procedure and laying depth of submarine/subsea power cable for 220/400KV system? Also available cable diameter?

2105

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How to dimensioning SDCCH, LAPD and CS7 signaling on GSM?

2684

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