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? 0 V 9 V 18 V 900 mV 0 V 9 V 18 V 900 mV ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law When 12 V are applied across a 68 resistor, the current is 176 mA 816 mA 17.6 mA 8.16 mA 176 mA 816 mA 17.6 mA 8.16 mA ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law How much resistance is needed to draw 17.6 mA from a 12 volt source? 68 680 6.8 k 212 68 680 6.8 k 212 ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law If 24 V are applied across a resistor and there are 10.9 mA of current, the resistance is 220 k 2.2 k 220 22 k 220 k 2.2 k 220 22 k 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? 590 mA 59 mA 5.9 mA 27.2 mA 590 mA 59 mA 5.9 mA 27.2 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? 320 V 32 V 3.2 V 8 V 320 V 32 V 3.2 V 8 V ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS