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 50 9 55 5.5 50 9 55 5.5 ANSWER DOWNLOAD EXAMIANS APP
Parallel Circuits A set of Christmas tree lights is connected in parallel across a 110 V source. The filament of each light bulb is 1.8 k. The current through each bulb is approximately 610 mA 18 mA 110 mA 61 mA 610 mA 18 mA 110 mA 61 mA ANSWER DOWNLOAD EXAMIANS APP
Parallel Circuits Six resistors are in parallel. The two lowest-value resistors are both 1.2 k. The total resistance is greater than 1.2 k is less than 600 is less than 6 k is less than 1.2 k is greater than 1.2 k is less than 600 is less than 6 k is less than 1.2 k 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 1.6 k less than 120 but greater than 100 less than 100 greater than 120 but less than 1.6 k greater than 1.6 k less than 120 but greater than 100 less than 100 greater than 120 but less than 1.6 k 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 12.5 20 K 50 200 12.5 20 K 50 200 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 1.5 W 18 W 72 W 48 W 1.5 W 18 W 72 W ANSWER DOWNLOAD EXAMIANS APP