ILLUMINATION QUIZ

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 : ?

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 : ?

A string of five series resistors is connected across a 6 V battery. Zero voltage is measured across all resistors except R3. The voltage across R3 is

0.6 V

6 V

1.2 V

0 V

TRUE ANSWER : ?
YOUR ANSWER : ?

To measure the current out of the second resistor in a circuit consisting of four resistors, an ammeter can be placed

between the second and third resistors

between the third and fourth resistors

at the negative terminal of the source

at any point in the circuit

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

190 mA

2.7 mA

27 mA

19 mA

TRUE ANSWER : ?
YOUR ANSWER : ?

Which of the following series combinations dissipates the most power when connected across a 120 V source?

four 220 resistors

three 220 resistors

two 220 resistors

one 220 resistor

TRUE ANSWER : ?
YOUR ANSWER : ?

A 12 V battery is connected across a series combination of 68 , 47 , 220 , and 33 . The amount of current is

16.3 mA

326 mA

163 mA

32.6 mA

TRUE ANSWER : ?
YOUR ANSWER : ?

There are five resistors in a given series circuit and each resistor has 6 V dropped across it. The source voltage

depends on the resistor values

depends on the current flow

is 30 V

is 6 V

TRUE ANSWER : ?
YOUR ANSWER : ?

A series circuit consists of three resistors. Two resistors are 1.2 k each. The total resistance is 12 k. The value of the third resistor

is 1.2 k

is 9,600

cannot be determined

is 960

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 voltage drops

the source voltage

zero

the total of the source voltage and the voltage drops

TRUE ANSWER : ?
YOUR ANSWER : ?

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