The maximum power dissipated by a 100Ω resistor in a circuit is 4W. Calculate the voltage across the resistor. By: Sunday|Published on: May 22|Categories: Physics WAEC| 0 comments A. 10V B. 20V C. 25V D. 400V Correct Answer: Option B B. 20V Explanation V²=PR=V=√4×100 = 20V Users Also Read These:In a series R - C circuit, the resistance of the…A galvanometer of internal resistance 50Ω and full…A 120Ω resistor dissipates 8 kJ of heat in 20s.…ln the diagram below, the resistor has a resistance…In a series R-L-C circuit at resonance; the voltages…SEE ALSO If the leaves a positively charged electroscope collapse completely as an object is brought near the cap of the electroscope, the objects possesses?