what are carbondioxide and dcp used in fire extinguishers

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Write a note on Treatment for electric shock.

0 Answers  

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what is difference b/w squirrel cage rotor and wound rotor

2 Answers   Bhel, Electrical,

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some time we open engine breaker 8.0 MW load but plant not trip. and another time engine open 4.0 MW load engine trip why? individually engine breaker open & individually emergency stop why difference?

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If one lamp connect between two phases it will glow or not?

9 Answers  

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If the rotor pf of a 3 phase induction motor is .866, then what is the phase displacement between stator and rotor magnetic field 1)30,2)120,3)150,4)90 please justify....

2 Answers   GATE,

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which type of stability limit is higher,steady state or transient? why?

0 Answers  

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What is the difference between newtral earthing and body earthing?

3 Answers   JK Lakshmi Cement, NPCIL,

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WHAT KIND OF LIGHTENING PROTECTION SCHEMS CAN BE ADOPTED FOR THE FLAT ROOF OF BIG DIMENSION.

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WHAT IS MEANT BY vfd(VARIABLE FREQUENCY DRIVE )HOW CAN WE APPLY VFD TO MOTOR ? I WANT FULL DETAIL IF ANYBODY KNOW THE WEBSITE FOR THAT PLZ SEND .THANK U

2 Answers  

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why -48 volts dc used in telecommucation

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why do we prefer VCB over OCB? what are the advantages of Vaccum Ckt. Breaker over Oil Ckt. Breaker?

2 Answers  

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