Answer / mohd hakim

its an emergency rescue device whenever elevator stuck between two floors its sense and open the door of the elevator to the nearest floor after 3 minuteswith the help of dc batteries.

For 300MW and over a distance 250 km, what voltage be selected? and no. of circuit?

5 Answers   DPL, NTPC,

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how many test is necessary for 27mva transformer.

3 Answers   HEG,

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If we have 11 kv RYB Phase single core cable near about. Then wht effect and losses

0 Answers   Kirloskar,

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what is the maximum load sutiable from earth to phase and what is the max voltage earth to phase suitable

1 Answers  

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why ac can not be stored?

5 Answers  

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In case of salient pole alternator when number of poles are 4 or more than 4 it helps the flux wave to be sinusoid as air gap length is increased from center to tip , but if the number of poles are 2 how does the flux wave is sinusoidal?

0 Answers  

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why C.T secondary are rated 5A generally?

13 Answers   ABC, Bhel,

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What is reactive power?

7 Answers   Suzlon,

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71ohm,111ohm,95ohm,179ohm in calculate the total ohm in series circuit

0 Answers   Machino,

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why are the maintaine power factor and how can this control and this is how work.

0 Answers   Mukand,

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What type of surgery impedence with 200ohs 

1 Answers  

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What is the ladder circuit?

1 Answers   Mitharg Information Systems,

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