An ammeter has an internal resistance of 50 . The meter movement itself can handle up to 1 mA. If 10 mA is applied to the meter, the shunt resistor, RSH1, is approximately 9 5.5 50 55 TRUE ANSWER : ? YOUR ANSWER : ?
Four resistors of equal value are connected in parallel. If the total voltage is 15 V and the total resistance is 600 , the current through each parallel resistor is 200 mA 6.25 mA 100 mA 25 mA TRUE ANSWER : ? YOUR ANSWER : ?
If one of the resistors in a parallel circuit is removed, the total resistance doubles decreases increases remains the same TRUE ANSWER : ? YOUR ANSWER : ?
Four equal-value resistors are connected in parallel. Ten volts are applied across the parallel circuit and 2 mA are measured from the source. The value of each resistor is 20 K 200 50 12.5 TRUE ANSWER : ? YOUR ANSWER : ?
The following currents are measured in the same direction in a three-branch parallel circuit: 200 mA, 340 mA, and 700 mA. The value of the current into the junction of these branches is 200 mA 1.24 A 540 mA 900 mA TRUE ANSWER : ? YOUR ANSWER : ?
Five light bulbs are connected in parallel across 110 V. Each bulb is rated at 200 W. The current through each bulb is approximately 137 mA 2.2 A 1.8 A 9.09 A TRUE ANSWER : ? YOUR ANSWER : ?
A sudden increase in the total current into a parallel circuit may indicate an open resistor either a drop in source voltage or an open resistor a drop in source voltage an increase in source voltage TRUE ANSWER : ? YOUR ANSWER : ?
Three lights are connected in parallel across a 120 volt source. If one light burns out, the remaining two will glow with the same brightness as before the remaining two will glow dimmer the remaining two will not light the remaining two will glow brighter TRUE ANSWER : ? YOUR ANSWER : ?
In a certain three-branch parallel circuit, R1 has 12 mA through it, R2 has 15 mA through it, and R3 has 25 mA through it. After measuring a total of 27 mA, you can say that the circuit is operating properly R2 is open R1 is open R3 is open TRUE ANSWER : ? YOUR ANSWER : ?
When a 1.6 k resistor and a 120 resistor are connected in parallel, the total resistance is less than 120 but greater than 100 greater than 1.6 k less than 100 greater than 120 but less than 1.6 k TRUE ANSWER : ? YOUR ANSWER : ?