Ohm's Law An electric heater draws 3.5 A from a 110 V source. The resistance of the heating element is approximately 3.1 385 31 38.5 3.1 385 31 38.5 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 mA 12 A 1.2 A 120 mA 12 mA 12 A 1.2 A 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? 820 8.2 82 8.2 k 820 8.2 82 8.2 k 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? 0 V 18 V 9 V 900 mV 0 V 18 V 9 V 900 mV ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law If 750 µA is flowing through 11 k of resistance, what is the voltage drop across the resistor? 146 V 82.5 V 14.6 V 8.25 V 146 V 82.5 V 14.6 V 8.25 V ANSWER DOWNLOAD EXAMIANS APP
Ohm's Law Approximately how much current flows through a 3.3 M resistor across a 30 V source? 9 A 900 A 9000 A 90 A 9 A 900 A 9000 A 90 A ANSWER DOWNLOAD EXAMIANS APP