Answer / rinakshi

Perecentage impedance is calculated by dividing the
impedance voltage by the rated voltage & multipling by 100.

Z% = Impedance Voltage x 100
--------
Rated Voltage

Answer / yasir liaquat

(base voltage,KV)²
Z% = ________________
Base MVA

A man whose age is 45 yrs has 3 sons named John,jill,jack. He went to a park weekly twice.he loves his sons very much. On a certain day he find # shopkippers sailing different things. An apple cost 1penny, 2chocalate costs 1penny.& 3 bananas cost 1 penny. He has bought equal no. of apple, chocolate & banana for each son. If the total amount he invest is 7 penny then how many he has bought from each piece for his son?

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