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? 32 V 3.2 V 8 V 320 V 32 V 3.2 V 8 V 320 V 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 = R/V I = VR V = IR I = V/R I = R/V I = VR V = IR 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 4 2 20 40 4 2 20 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? 9.6 V 8 V 96 V 960 V 9.6 V 8 V 96 V 960 V ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law Twelve volts are applied across a resistor. A current of 3 mA is measured. What is the value of the resistor? 400 4.4 4 4 k 400 4.4 4 4 k 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 340 V 1.36 V 34.4 V 13.6 V 340 V 1.36 V 34.4 V ANSWER DOWNLOAD EXAMIANS APP
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