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A 75 load uses 2 W of power. The output voltage of the power supply is approximately, true?

Power Plants PLC Electric Power Electrical Engineering Electrical Maintenance
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Question added by muhammad arif , Assistant Engineer , Phoenix armour
Date Posted: 2013/11/22
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يعقوب محمد حسان محمد البريهي
by يعقوب محمد حسان محمد البريهي , Consultant solar Engineer , Moor Yemen

P=VI

V=P/I

V=2/75

V=0.0267 Volt

Musharif Hussain
by Musharif Hussain , Sr. Engineer (Instrumentation &Control) , Matiari Group

Dear according simple math formula:

P=VI = (I^2)*R = (V^2)/R

2 = (V^2)/75

V^2 =2*75

V^2=150

V=12.5V

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