Answer Posted / k.prakashchandra

You can insert the top in one way only ,so that the phase
and neutral wires are not interchanged and also because the
earth fault current could be higher than the load current

why the voltage and current in a long transmission line are called travelling wave?

1787

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sir, iam a electrical engg graduate and i want to go in automation sector and for this i have decided to do industrial training for this,plz suggest me some good institute for the same in delhi,ncr. my degree percentage is 58%, can i get job after doing training, plz help....

1586

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What is the function of the circuit breaker failure relay?

1904

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Explain the different methods used in the choice of rotor slots for reduction of harmonic torques in an induction motor.

1555

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WHY EARTHING NOT NEEDED IN BATTERY IN SUBSTATION

1501

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In PFI plant one stage capacitor connection is directly connected(with out megnetic contact controll). but why?

1889

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we are having 110 Kv,250mA Electrostatic precipitators for coal fired boilers. what will be static voltage and current after discharge and what time it will remain before earthing?

1475

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What conditions are required for transformer to operate at low frequencies ?

1529

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why in the three pin plug all 3 pins are cutted ?

1537

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

1697

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what is the main parts of transformer? how it is functioning? pls giv the ans briefly.

1460

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1)Explain why the cradle guard is used on railway crossing in overhead line construction?

4409

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What is the Difference between Ac Drives and Dc Drives? According to application, speed, Torque, cost, Reliability, Construction, Motor etc... Thankyou !!!

1676

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What type of core material is used for metering C.T and protection C.T???

1693

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What is the diff. between single compression and double compression gland

1527

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