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 540 mA 900 mA 200 mA 1.24 A 540 mA 900 mA 200 mA 1.24 A ANSWER DOWNLOAD EXAMIANS APP
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 5.5 9 55 50 5.5 9 55 50 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 72 W 48 W 1.5 W 18 W 72 W 48 W 1.5 W 18 W ANSWER DOWNLOAD EXAMIANS APP
Parallel Circuits The currents into a junction flow along two paths. One current is 4 A and the other is 3 A. The total current out of the junction is 7 A 1 A the larger of the two unknown 7 A 1 A the larger of the two unknown ANSWER DOWNLOAD EXAMIANS APP
Parallel Circuits Four resistors are connected in parallel. Fifteen mA flows through resistor R. If the second resistor is 2R, the third resistor 3R, and the fourth resistor 4R, the total current in the circuit is 135 mA 15 mA 31.25 mA 60 mA 135 mA 15 mA 31.25 mA 60 mA ANSWER DOWNLOAD EXAMIANS APP
Parallel Circuits 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 200 20 K 50 12.5 200 20 K 50 12.5 ANSWER DOWNLOAD EXAMIANS APP
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