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? 214 mA 21.4 mA 2 mA 2.2 mA 214 mA 21.4 mA 2 mA 2.2 mA 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 9 V 900 mV 0 V 18 V 9 V 900 mV 0 V 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 146 V 82.5 V 14.6 V 8.25 V 146 V 82.5 V 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? 8 V 9.6 V 96 V 960 V 8 V 9.6 V 96 V 960 V ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law When 12 V are applied across a 68 resistor, the current is 8.16 mA 176 mA 17.6 mA 816 mA 8.16 mA 176 mA 17.6 mA 816 mA 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 385 3.1 38.5 31 385 3.1 38.5 31 ANSWER DOWNLOAD EXAMIANS APP
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