Ohm's Law What is the voltage source for a circuit carrying 2 A of current through a 36 resistor? 72 V 18 V 7.2 V 1.8 V 72 V 18 V 7.2 V 1.8 V ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law The current through a flashlight bulb is 40 mA and the total battery voltage is 4.5 V. The resistance of the bulb is approximately 18 1.2 112 11.2 18 1.2 112 11.2 ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law The formula to find I when the values of V and R are known is I = R/V V = IR I = VR I = V/R I = R/V V = IR I = VR I = V/R ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law If 750 µA is flowing through 11 k of resistance, what is the voltage drop across the resistor? 14.6 V 8.25 V 82.5 V 146 V 14.6 V 8.25 V 82.5 V 146 V ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law A 120 V lamp-dimming circuit is controlled by a rheostat and protected from excessive current by a 3 A fuse. To what minimum resistance value can the rheostat be set without blowing the fuse? Assume a lamp resistance of 20 ohms. 4 20 2 40 4 20 2 40 ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law If 24 V are applied across a resistor and there are 10.9 mA of current, the resistance is 220 k 22 k 220 2.2 k 220 k 22 k 220 2.2 k ANSWER DOWNLOAD EXAMIANS APP
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