Answer Posted / ashish negi

damper winding is connected to stator winding togive
starting torque to synchronous machine.once the motor is
started it can be removed but it is not practically
possible.

What is the feedback in the control system?

624

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single phase power supply give to separate one steel coup with water, what reaction create

1571

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Why it need to form a capcitor when it not been in use from three or two year. Plz describe it technically.

1458

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Please explain me abt PQ diagaram in the power sector.

1912

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Why insulation level follows this order? transformer < bus bar < circuit breaker & Isolator < transmission line.

1677

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Is there any question in the name of Static Switch in UPS??

1563

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what is a vector protection in transformer

1512

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How much voltage we need to apply in 33kv cable during hipot test of cable

394

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I have 2 KW electric water heater.I am gonna use it in controlling water temp.so I needed to increase or decrease the heating capacity.is there any electrical-electronic circuit for varying the resistance & so current?

2566

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What is ferro-resonance in electrical system? Why it occurs and what are measures to prevent it?

1751

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

1230

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Can any one provide the inspection procedure of MIMIC for VFD panel? Details: If someone wants to have a mimic in the VFD panel what are inputs considered for the mimic(like on,off,trip) whether we are able to add speed variation in the mimic(if so how can we get) and what are the parameters to be checked in the MIMIC during inspection?

1733

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what is the purpose of slope in the differential relay?why we are using two slope?but in busbar differential we are using only one slope.why?

2377

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what are the analog quality input for protection function?what are minimum reqiments?

1401

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hi all i like to know vat is power plot in control systems also i want to know abt latest trends in electrical & electronics

1450

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