Parallel Circuits 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 55 9 50 5.5 55 9 50 5.5 ANSWER DOWNLOAD EXAMIANS APP
Parallel Circuits 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 900 mA 540 mA 1.24 A 200 mA 900 mA 540 mA 1.24 A 200 mA ANSWER DOWNLOAD EXAMIANS APP
Parallel Circuits Four 8 speakers are connected in parallel to the output of an audio amplifier. If the maximum voltage to the speakers is 12 V, the amplifier must be able to deliver to the speakers 48 W 18 W 72 W 1.5 W 48 W 18 W 72 W 1.5 W ANSWER DOWNLOAD EXAMIANS APP
Parallel Circuits When a 1.6 k resistor and a 120 resistor are connected in parallel, the total resistance is greater than 120 but less than 1.6 k greater than 1.6 k less than 100 less than 120 but greater than 100 greater than 120 but less than 1.6 k greater than 1.6 k less than 100 less than 120 but greater than 100 ANSWER DOWNLOAD EXAMIANS APP
Parallel Circuits The following resistors are in parallel across a voltage source: 220 , 470 , and 560 . The resistor with the least current is impossible to determine without knowing the voltage 560 470 220 impossible to determine without knowing the voltage 560 470 220 ANSWER DOWNLOAD EXAMIANS APP
Parallel Circuits There is a total of 800 mA of current into four parallel resistors. The currents through three of the resistors are 40 mA, 70 mA, and 200 mA. The current through the fourth resistor is 490 mA 310 mA 800 mA 0 A 490 mA 310 mA 800 mA 0 A ANSWER DOWNLOAD EXAMIANS APP
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