A 600kVA transformer has core losses of 1w at 25 Hz & 2.5w at 50 Hz. Power required at 60 Hz is 3.24 watt.

Q.  A 600kVA transformer has core losses of 1w at 25 Hz and 2.5w at 50 Hz (neglecting resistances and assuming flux density to be constant). The power required at 60 Hz is
- Published on 29 Oct 15

a. 3 watt
b. 3.5 watt
c. 3.24 watt
d. 3.54 watt

ANSWER: 3.24 watt

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    Discussion

  • nancy    -Posted on 05 Apr 22
    Equation of the problem

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