Answer / surendar

mosfet is a one type semiconductor device.

Answer / u. gaurav

MOSFET is "metal oxide semiconductor field effect
transistor" used for gate voltage control fired converters
in mainly in digital controlled converter circuits, as it
is a voltage controlled device thus it have no loading
effect on the C-MOS IC's, which are widely used in digital
circuits.

what is ph test in coolent cheking

2 Answers  

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whytransformers rating in KVA?

3 Answers   Chettinad,

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can I connect step down transformer(25KvA,240V Phase to phase)to output of online UPS(15KvA,440V PHASE TO PHASE) Load connect to TRANSFORMER is 13KvA,240V PHASE TO PHASE. please brief if it is wrong

1 Answers   DRJ ARDE,

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why generator and t/f ratings given in kva & motor rating is in KW?

6 Answers  

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Sir if i have 2kv ups in which 17ah 8 battries load 600watts how much back up time i get and if i put 6kv ups with the same no of battries same amp can i get more back up time please give reply exactly what is the procedure to calculate back up time for different kv,s

3 Answers  

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why we provided electrical earthing?

5 Answers   CPCL,

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How should i design a 1ph & 3 ph transformer. Kindly let meknow all steps and formulaes related to design from scratch.

0 Answers  

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what is buchholz relay?what is it used for?

8 Answers   Engineers India Limited, NFCL,

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Can i get some examples of mechanical devices?

1 Answers  

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what is the function of breather in a transformer

29 Answers   Areva, Bhel, RKM Powergen, Vijai Electricals,

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why dc is used in control circuit for mv & hv switchgear instead of ac

0 Answers  

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What kind of preventive maintenance are there for AC induction motor?

1 Answers   Gulf,

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