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Electronic Devices and Circuits

Q1:

A power supply has full-load voltage of 20 V. What will be its no load voltage when its voltage regulation is 100%

A 0 V

B 10 V

C 20 V

D 40 V

ANS:D - 40 V

%regulation = (V no-load-V full-load)/v full load.

1 = (V no-load-20)/20.

V no-load = 40v.



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