Answer Posted / prasanna kumar

motor running with star-delta starter or DOL will show full
load of the motor unless the motor drawing high currents due
to faults.while coming to the vfd motor may run at high
speed or low speed acc to the requirement.when it was
running with high speed it will draw more current.

State the points to be considered for selecting a particular type wiring.

2128

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what is the practical application of full adder circuit?

1898

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I am going to appear for the RRB Chennai junior Engineer online exam. Please send me the previous exams question papers (also solved) to my mail id: rrkhandhar@yahoo.com

2039

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how to put cable sizing and cable glands size for respective cable & Cable Lug size in a DB sectors???

2218

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What are the reasons for the parallel operation of transformers?

1173

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what is the value of combined earthing in general electrical circiut?

1951

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Which motor is 3.3 or 11kV more reliable, in terms of efficeancy,maintenance, reliability.

2175

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what is the maximim current drawn by 1 phase and three phase welding machine

1915

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The Howland current source produces a A Unidirectional floating load current B Bidirectional single-ended load current C Unidirectional single-ended load current D Bidirectional floating load current

2121

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I am going to appear for the RRB Chennai Section Engineer online exam. Please send me the question papers from 2001 to date to my mail id:upendrakrishna20@gmail.com,plz send me ,or send any other rrb papers plzzzzzzzzzzzzzzzzzz

2151

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Brief me about maintenance planning & sheduling of machine tool.

2184

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how to find the voltage's of a transmission line plzz help with pictures i am not able to understand

1422

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

2910

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can we start slipring motor on star delta like we start induction motor ? if yes where will we connect ?

2000

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Haw to check conductivity of budbar

1854

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