Ohm's Law A resistor is connected across a 50 V source. What is the current in the resistor if the color code is red, orange, orange, silver? 21.4 mA 2 mA 214 mA 2.2 mA 21.4 mA 2 mA 214 mA 2.2 mA 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 82.5 V 8.25 V 146 V 14.6 V 82.5 V 8.25 V 146 V ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law When there is 12 mA of current through a 1.2 k resistor, the voltage across the resistor is 100 V 14.4 V 1.4 V 10 V 100 V 14.4 V 1.4 V 10 V 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? 82 8.2 k 820 8.2 82 8.2 k 820 8.2 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. 40 2 20 4 40 2 20 4 ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law What is the voltage source for a circuit carrying 2 A of current through a 36 resistor? 7.2 V 72 V 18 V 1.8 V 7.2 V 72 V 18 V 1.8 V ANSWER DOWNLOAD EXAMIANS APP
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