Answer Posted / dipanshu singh

in dol motor is supplied full line voltage hence torque
will be more, whereas in star delta the voltage is reduced
by root 3 times hence torque reduced

can u please mail me the syllabus for GET exam for damodar valley corporation?

2123

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Battery is a voltage source? give one example of current source and why?

1658

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what is the difference between unarmoured & Flexible cable? How to identified?

6297

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take 100kva DTR( delta/wye ), what ll happen if we connect 11kv to LT side instead of connecting to HT side? will the DTR behave as a step up transformer or something else????

2312

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what is the difference between online & offline caliberation of KWH meters. Can Digital meters be caliberated

2028

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what is the difference between directional & non directional earth fault with example please explain.

1894

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

2336

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in electrical control panel. how can i choose the cable rating. (example - 11kw motor, 18-25A mpcb}

2911

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Where can i get practical knowledge of solar system?

1512

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How can we measure the residual voltage in dc machines?

1954

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how to select proper cable for ct wiring so that drop within the limit.

2035

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WHat is the requirement of installing FAST ACTING EARTH SWITCH in GIS and how is that integrated with protection system. How and when does it operate?

2241

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RESPECCTED SIR/MADAM- I AM PRERING FOR SECTION ENGINEER (ELECTRICAL) RRB CHANDIGARH PLEASE SEND ME SOME PREVIOUS YEAR QUESTION PAPER OR MODEL PAPER.MY EXAM IS ON (30- NOVEMBER 2008).I AM VERY THANKFUL TO YOU. FROM- HARENDRA SINGH YADAV

2144

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some time we open engine breaker 8.0 MW load but plant not trip. and another time engine open 4.0 MW load engine trip why? individually engine breaker open & individually emergency stop why difference?

1818

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WHY THE RATINGS OF THE TRANSFORMER IS 33KV WHY NOT OTHER???

2440

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