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? 2 mA 21.4 mA 2.2 mA 214 mA 2 mA 21.4 mA 2.2 mA 214 mA 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 2.2 k 22 k 220 k 220 2.2 k 22 k 220 k ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law The formula to find I when the values of V and R are known is I = VR I = V/R I = R/V V = IR I = VR I = V/R I = R/V V = IR ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law What is the approximate filament resistance of a light bulb if it operates from a 110 V source and 0.6 A of current is flowing? 6.6 183 66 18.3 6.6 183 66 18.3 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 0 V 9 V 900 mV 18 V 0 V 9 V 900 mV ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law A current of 200 µA through a 6.8 k resistor produces a voltage drop of 340 V 13.6 V 1.36 V 34.4 V 340 V 13.6 V 1.36 V 34.4 V ANSWER DOWNLOAD EXAMIANS APP
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