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 320 V 8 V 32 V 3.2 V 320 V 8 V ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law When 12 V are applied across a 68 resistor, the current is 8.16 mA 816 mA 176 mA 17.6 mA 8.16 mA 816 mA 176 mA 17.6 mA 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? 21.4 mA 214 mA 2.2 mA 2 mA 21.4 mA 214 mA 2.2 mA 2 mA 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 What is the approximate resistance setting of a rheostat in which 650 mA of current flows with a 150 V source? 23 97 230 9.7 23 97 230 9.7 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? 82 8.2 8.2 k 820 82 8.2 8.2 k 820 ANSWER DOWNLOAD EXAMIANS APP