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 2 mA 21.4 mA 2.2 mA 214 mA 2 mA 21.4 mA 2.2 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? 8.2 8.2 k 820 82 8.2 8.2 k 820 82 ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law The formula to find I when the values of V and R are known is V = IR I = VR I = V/R I = R/V V = IR I = VR I = V/R I = R/V 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 3.1 31 38.5 385 3.1 31 38.5 385 ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law When 12 V are applied across a 68 resistor, the current is 816 mA 176 mA 8.16 mA 17.6 mA 816 mA 176 mA 8.16 mA 17.6 mA ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law How much resistance is needed to draw 17.6 mA from a 12 volt source? 212 6.8 k 680 68 212 6.8 k 680 68 ANSWER DOWNLOAD EXAMIANS APP
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