Answer / pushpendra singh

To provide zero potential to the nutral, we connect earth &
nutral together in any of the ckt.

Answer / zubair

it is to provide the constant output voltage,irrespective
of variations in the load.

while calculating the power absorbed by a resistor connected to the output of a half wave rectifier circuit should we use rms or average current? explain with reason.

1 Answers   Vedanta,

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What is diference between ELCB & ELMCB?Also how its application for use in design area?

2 Answers  

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how much load 15kva dg set can bear

7 Answers  

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why middle phase should used for earth fault and other phases used for over current in overcurrent and earth fault relay?

7 Answers   ABB, ONGC,

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why we need the starters for motors

1 Answers   L&T,

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which protection function should measure RMS value of current&DFT value of current?

0 Answers  

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for distribution line ratio of x/r 1.<0.1 2.>10 3.>1 4.<0.01

3 Answers   HAL, HPPSC,

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what is the difference between home inverter and online ups?

2 Answers   ME,

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What is the difference between MCCB,ELCB,RCB & MCB

2 Answers   Bhel, HCL, HPL,

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Can 33kva/415v transformer be run underground? If the answer is yes why and if the answer is no why?

0 Answers   4T Technologies,

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Between rotating armature type and rotating field type arrangements which one is adopted for large rated alternators and DC generators.Why there is difference in the choice?

1 Answers  

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how to wiring it with contactor and timer together

0 Answers  

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