Answer Posted / r.s. kushwah

motor will produce less torque, spark on commutator,

In which of the following case, the rotating magnetic field is reversed? A regenerative breaking B plugging C dynamic breaking D forward motoring

1514

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what is the difference between 50 hz freq. and 60 hz freq.? which is better and economic in them ?

1825

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What is the purpose of stablization resistor in high impedance bus bar protection

1538

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what type questions asked in hp cl

1444

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I Need standard operation procedure(SOP)for 500kva Oil type transformer oil filtration & Procedure for IR value checking.

2384

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How to test the vector group of a Yd11 transformer? what are the relations to be checked between various vectors to confirm this vector group?

4007

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do you have some of interview Questions in power and genrator section in general whith answers

1646

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what r the checklist while installing a 380 kva DG set

3328

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Why current shoots up in the secondary on the knee point voltage during saturation test of CT? How core saturation effects the secondary current (while the primary side is open)? What the logic behind this?

1524

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apti mainly on logical reasoning, verbal and non-verbal ability (70 percent) and remaining technical. I was in ee but technical had mech ques like on turbines and welding.

1729

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I have motor of 3 H.P. How i found the rating of capacitor use in it in single phase motor..???

2141

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What is the magnetic field (coil DC ) of Turbo Expander?

1591

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I WANT TO know WHICH WAY IS BETTER FOR CONNECTION BETWEEN POWER TRANSFORMER AND MAIN DISTRIBUTION PANEL. 1-IS BETTER WE USE CABLE? 2-IS BETTER WE USE BUS DUCT? my transformer rate power is 2500KVA

2541

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Is it required to lay 2 runs of GI wires along with armoured cables from one power DB Machines of higher rating?

1562

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What is the reason behind current flow(20 A) in amain earth cable of an SMDB? Is cuurent flow(45A etc) through a neutral cable acceptable?

1511

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