aman mahajan


{ City } jammu
< Country > india
* Profession * electrical engineer
User No # 108827
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Questions / { aman mahajan }
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Why current transformer is earthed??

 2 Electrical Engineering 4033



Answers / { aman mahajan }

Question { Torrent Power, 7073 }

(1) From the following option, which option is correct for largest size transformer.?
a)1KVA,25Hz , b)1KVA,50HZ , c)1KVA,60Hz , d)1KVA,100Hz


Answer

A) 1kVA , 25 Hz as size is inversely propotional to frequency because we have to increase turns to produce same impedance for low frequency

Is This Answer Correct ?    8 Yes 0 No

Question { Torrent Power, 7073 }

(1) From the following option, which option is correct for largest size transformer.?
a)1KVA,25Hz , b)1KVA,50HZ , c)1KVA,60Hz , d)1KVA,100Hz


Answer

A)1kVA,25Hz
Transformer size is inversely propotional to frequency as we have to increase no of turns for low frequency to produce same impedance

Is This Answer Correct ?    16 Yes 1 No