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 An electric heater draws 3.5 A from a 110 V source. The resistance of the heating element is approximately 38.5 3.1 31 385 38.5 3.1 31 385 ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law Four amperes of current are measured through a 24 resistor connected across a voltage source. How much voltage does the source produce? 960 V 96 V 9.6 V 8 V 960 V 96 V 9.6 V 8 V 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? 18 V 900 mV 0 V 9 V 18 V 900 mV 0 V 9 V ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law When 12 V are applied across a 68 resistor, the current is 17.6 mA 8.16 mA 816 mA 176 mA 17.6 mA 8.16 mA 816 mA 176 mA ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law What is the approximate resistance of a rheostat if the voltage source is 18 V and the current is 220 mA? 8.2 8.2 k 82 820 8.2 8.2 k 82 820 ANSWER DOWNLOAD EXAMIANS APP
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