Find Approximate Output Voltage of the Power Supply
A 75 ahm load uses 20 W of power. So, what is the approximate output voltage of the power supply?
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R = 75 Ohm
Power = 20 W
P = V^2 / R
V^2 = P * R = 75 * 20 = 1500
V = 10 √15 Volts.
Power = 20 W
P = V^2 / R
V^2 = P * R = 75 * 20 = 1500
V = 10 √15 Volts.
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