Ohm's Law What is the approximate resistance of a rheostat if the voltage source is 18 V and the current is 220 mA? 820 8.2 82 8.2 k 820 8.2 82 8.2 k ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law When 12 V are applied across a 68 resistor, the current is 816 mA 176 mA 17.6 mA 8.16 mA 816 mA 176 mA 17.6 mA 8.16 mA ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law How much voltage is needed to produce 2.5 A of current through a 200 resistor? 50 V 500 V 80 V 8 V 50 V 500 V 80 V 8 V 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 3.2 V 320 V 32 V 8 V 3.2 V 320 V 32 V 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 900 mV 9 V 0 V 18 V 900 mV 9 V 0 V ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law Approximately how much current flows through a 3.3 M resistor across a 30 V source? 90 A 900 A 9 A 9000 A 90 A 900 A 9 A 9000 A ANSWER DOWNLOAD EXAMIANS APP
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