SERIES CIRCUITS QUIZ

The following resistors (one each) are connected in a series circuit: 470 , 680 , 1 k, and 1.2 k. The voltage source is 20 V. Current through the 680 resistor is approximately

30 mA

300 mA

60 mA

6 mA

TRUE ANSWER : ?
YOUR ANSWER : ?

When a fourth resistor is connected in series with three resistors, the total resistance

increases by one-fourth

increases

remains the same

decreases

TRUE ANSWER : ?
YOUR ANSWER : ?

The total power in a certain circuit is 12 W. Each of the four equal-value series resistors making up the circuit dissipates

8 W

3 W

12 W

48 W

TRUE ANSWER : ?
YOUR ANSWER : ?

A certain series circuit consists of a 1/8 W resistor, a 1/4 W resistor, and a 1/2 W resistor. The total resistance is 1200 . If each resistor is operating in the circuit at its maximum power dissipation, total current flow is

19 mA

190 mA

27 mA

2.7 mA

TRUE ANSWER : ?
YOUR ANSWER : ?

Two 6 V batteries are connected series aiding across two 1.2 k resistors in series. Current through each resistor is

0 A

2.5 mA

10 mA

5 mA

TRUE ANSWER : ?
YOUR ANSWER : ?

Two 1.5 V cells are connected series opposing across two 100 resistors in series. Total current flow is

15 mA

0 A

2 mA

5 mA

TRUE ANSWER : ?
YOUR ANSWER : ?

When one of three series resistors is removed from a circuit and the circuit is reconnected, the current

decreases by the amount of current through the removed resistor

increases

increases by one-third

decreases by one-third

TRUE ANSWER : ?
YOUR ANSWER : ?

If a 24 V and a 6 V battery are series opposing, the total voltage is

24 V

18 V

30 V

0 V

TRUE ANSWER : ?
YOUR ANSWER : ?

All the voltage drops and the source voltage added together in a series circuit is equal to

the total of the source voltage and the voltage drops

zero

the total of the voltage drops

the source voltage

TRUE ANSWER : ?
YOUR ANSWER : ?

If a 6 V and a 9 V source are connected series aiding, the total voltage is

3 V

6 V

15 V

9 V

TRUE ANSWER : ?
YOUR ANSWER : ?

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