Ohm's Law What is the voltage source for a circuit carrying 2 A of current through a 36 resistor? 72 V 1.8 V 18 V 7.2 V 72 V 1.8 V 18 V 7.2 V ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law The formula to find I when the values of V and R are known is I = V/R I = R/V I = VR V = IR I = V/R I = R/V I = VR V = IR 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 220 220 k 2.2 k 22 k 220 220 k 2.2 k 22 k ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law A resistance of 3.3 M is connected across a 500 V source. The resulting current is approximately 15.1 µA 151 µA 660 mA 66 mA 15.1 µA 151 µA 660 mA 66 mA ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law How much resistance is required to limit the current from a 12 V battery to 3.6 mA? 22 k 3.3 k 33 k 2.2 k 22 k 3.3 k 33 k 2.2 k ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law You are measuring the current in a circuit that is operated on an 18 V battery. The ammeter reads 40 mA. Later you notice the current has dropped to 20 mA. How much has the voltage changed? 0 V 18 V 900 mV 9 V 0 V 18 V 900 mV 9 V ANSWER DOWNLOAD EXAMIANS APP