Ohm's Law Approximately how many milliamperes of current flow through a circuit with a 40 V source and 6.8 k of resistance? 27.2 mA 590 mA 59 mA 5.9 mA 27.2 mA 590 mA 59 mA 5.9 mA ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law If you wish to increase the amount of current in a resistor from 120 mA to 160 mA by changing the 24 V source, what should the new voltage setting be? 8 V 320 V 3.2 V 32 V 8 V 320 V 3.2 V 32 V ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law A resistance of 3.3 M is connected across a 500 V source. The resulting current is approximately 66 mA 151 µA 660 mA 15.1 µA 66 mA 151 µA 660 mA 15.1 µA 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. 20 4 2 40 20 4 2 40 ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law The formula to find I when the values of V and R are known is I = V/R I = VR V = IR I = R/V I = V/R I = VR V = IR I = R/V ANSWER DOWNLOAD EXAMIANS APP
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 214 mA 2.2 mA 21.4 mA 2 mA 214 mA 2.2 mA 21.4 mA ANSWER DOWNLOAD EXAMIANS APP
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