why is using sensor?what is differece between photoelectric and proxmitty?

0 Answers  

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what is rotatng magnetic field in case of three or multiple phase alternating current machines???

1 Answers   NHPC,

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What happens if a +vely charged particle is placed in the centre of a room and assume that the north side wall is having magnetised with north polarity and south side wall is magnetised with south polarity. In which direction the particle will move

5 Answers   BSNL,

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Why electric sock occur to human or any lives ?

2 Answers  

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What are the specifications for getting approval of Substation?

0 Answers  

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Why stand-by earth fault relay and restricted earth fault relays are connected between neutral and ground in transformer?

1 Answers  

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what are the method of testing of transformer??

2 Answers   NCC,

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how to determine the size of power cable according to load current

1 Answers   JSW,

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are you hear the meaning of burden , excat meaning of burden in only one word

4 Answers  

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When distance between two pulleys is not fixed, the tension of belt is adjusted by a) driver shaft b) driven shaft c) adjustment screw d) belt

0 Answers   BMRCL,

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how to calculate the over current rating of 3phase motor

2 Answers  

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WHY TERTIARY OF POWER TRANSFORMERS IS LOADED WITH EQUIPMENTS LIKE CT,PT,ISOLATOR AND CB

0 Answers  

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