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 2.2 mA 214 mA 2 mA 21.4 mA 2.2 mA 214 mA 2 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? 820 8.2 8.2 k 82 820 8.2 8.2 k 82 ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law What is the voltage source for a circuit carrying 2 A of current through a 36 resistor? 18 V 72 V 1.8 V 7.2 V 18 V 72 V 1.8 V 7.2 V ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law Approximately how much current flows through a 3.3 M resistor across a 30 V source? 9 A 900 A 9000 A 90 A 9 A 900 A 9000 A 90 A ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law A current of 200 µA through a 6.8 k resistor produces a voltage drop of 13.6 V 1.36 V 340 V 34.4 V 13.6 V 1.36 V 340 V 34.4 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? 900 mV 0 V 18 V 9 V 900 mV 0 V 18 V 9 V ANSWER DOWNLOAD EXAMIANS APP
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