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8.
The diagonal of a painting frame makes a 45°-angle with one of the
sides of the frame. If the length of the diagonal is 24V2 cm, find the
dimension of the frame.


Sagot :

Answer:

A 125 kVA transformer having a primary voltage of 2000 V at 50 Hz has 182 primary turns and 40

secondary turns. Neglecting losses, calculate (a) the full load primary and secondary current (b) the

no-load secondary induced emf