Answer Posted / priyadharshini

At the starting point Back emf Eb=0 so that large amount of current is produced so it will damage the armature windings so that starter is used to avoid the problem

what is negative and zero impedance in 3 phase induction motor ??

2118

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sir, 3phase induction motor takes different pf and different KW in three phase while running,explain reason

1419

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Explain the working principle of Synchronous Generator and Assynchronous generator?

2161

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how to find out cable size if load is 2800 watts, 230 volts AC supply and load distance is 1800 meters

1559

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What are the factor to be consider for CT selection in 132kV substation?

2017

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all interview questions with answers of ntpc (2000-2009

2166

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how to measure earth resistance of a substation

3263

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How To Convert Apparent Into Real Power Without Knowing Reactive Power?

1721

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Dear Sir I am living in Jaipur Rajasthan  now I did complete my b tech degree in electrical engineering in 2012  Sir how I gate certificate of competency for electrical supervisor

1950

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What is the effect of pi controller on the system performance?

1061

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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?

1949

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In three pin plug 6 amp. 220V ac rating. Why earth pin diameter is higher than other two pin? What its purpose ?

1171

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previous year paper of ntpc bhel for degree in electrical enng

3158

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for compensate 315mh inductance ,how many capaciance required?

2002

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how point on wave controller works.

2549

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