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? 9 V 18 V 900 mV 0 V 9 V 18 V 900 mV 0 V ANSWER DOWNLOAD EXAMIANS APP
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 5.9 mA 59 mA 27.2 mA 590 mA 5.9 mA 59 mA ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law How much current is produced by a voltage of 18 kV across a 15 k resistance? 120 mA 12 A 12 mA 1.2 A 120 mA 12 A 12 mA 1.2 A 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? 2.2 mA 2 mA 21.4 mA 214 mA 2.2 mA 2 mA 21.4 mA 214 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? 3.2 V 8 V 32 V 320 V 3.2 V 8 V 32 V 320 V ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law How much resistance is required to limit the current from a 12 V battery to 3.6 mA? 2.2 k 33 k 22 k 3.3 k 2.2 k 33 k 22 k 3.3 k ANSWER DOWNLOAD EXAMIANS APP
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