Answer / prakesh

1) select rotory compressor.
2) star reating

why some time Railway Fan not Rotate,But after a small rotation by human then it rotate normally? Why?

4 Answers  

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what is the use nuetral wire

8 Answers  

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define reflection method?

0 Answers  

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What difference between TRANSFORMERS and TRANSDUCERS???

1 Answers  

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which type of motor using in drilling machine ? & who to produce very high torque in drilling machine?

1 Answers   National Drilling Company,

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A 3 phase motor operating off 415V system is developing 20Kw at an efficiency of 0.77 and power factor of 0.73. determine:- a)the line current. b)the phase current if winding are delta connected. c)the phase voltage if winding are star connected.

1 Answers  

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what is the use of buchzloys relay?

2 Answers  

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how to cal calculate capacitance in DC Circuit

1 Answers  

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which book to refer in electrical engineering for iocl exam & which book for general english.

0 Answers   L&T,

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why two wires are wound alternately to each other in single phase wires?

1 Answers  

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An 8 pole, 50 Hz, 3-phase IM is loaded to a poing where pull out torque will occur. The rotor resistance per phase is 0.3 ohm and motor stalls at 650 rpm. The rotor reactance at stand still is A 2 ohm B 1.25 ohm C 3.15 ohm D 2.25 ohm

0 Answers  

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Acually generator neutral is earthed,if suppose cable from neutral is brokened under theearth ,what will happen.

2 Answers   L&T,

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