Deck 6: Series Circuits

Question 1

A voltage is used to provide different voltages between certain points in a circuit.

A) doubler
B) multiplier
C) scalar
D) divider

Answer 1

D

Question 2

If a series circuit has resistor values of 27 Ω, 56 Ω, and 82 Ω, the total resistance is Ω.

Answer 2

165

Question 3

When a circuit has only one path, the is the same at any point.

A) voltage
B) current
C) power
D) resistance

Answer 3

B

Question 4

A series circuit has a total resistance of 240 Ω and a current flow of 4 A. What is the applied voltage?

A) 244 V
B) 60 V
C) 0.0167 V
D) 960 V

Question 5

The total power in a circuit is equal to the sum of the used by all parts.

Question 6

A three-resistor circuit has a total power of 25 W. Two of the resistors dissipate 10 W and 5 W, respectively. How much power does the third resistor dissipate?

A) 25 W
B) 10 W
C) 2 W
D) 15 W

Question 7

A series circuit has two resistors that dissipate 10 W and 15 W, respectively. What is the total power dissipation of the circuit?

A) 10 W
B) 5 W
C) 25 W
D) 15 W

Question 8

What device is designed to open and disconnect a circuit in the event of excessive current?

A) fuse
B) power supply
C) wire
D) potentiometer

Question 9

A voltage that is positive with respect to ground is a(n) voltage.

A) above-ground
B) below-ground

Question 10

A series circuit has a total resistance of 180 Ω and an applied voltage of 120 V. What is the current flow?

A) 300 A
B) 1.5 A
C) 60 A
D) 0.667 A

Question 11

What is the applied voltage in a series circuit with two resistors (25 V and 60 V, respectively)?

A) 35 V
B) 85 V
C) 25 V
D) 60 V

Question 12

The amount of across a resistor is proportional to its resistance.

A) voltage drop
B) voltage rise
C) current drop
D) current rise

Question 13

To symbolize a ground point made by physically driving an object such as a rod or pipe into the ground, a(n) _____ ground symbol is used.

A) chassis
B) circuit
C) earth
D) supply

Question 14

A two-resistor series circuit has an applied voltage of 100 V. The voltage across one of the resistors is 40 V. What is the voltage across the other resistor?

A) 0.4 V
B) 2.5 V
C) 60 V
D) 140 V

Question 15

The current, voltage, power, and resistance in a series circuit can be calculated using law.

A) Ampere's
B) Coulomb's
C) Ohm's
D) Volt's

Question 16

By observing the direction of current flow through the circuit, voltage can be determined.

A) drop
B) polarity

Question 17

A circuit that has only one path for current flow is a circuit.

A) series
B) parallel

Question 18

What force pushes the electrons through a resistance in a circuit?

A) voltage
B) inductance
C) potential
D) current

Question 19

In a series circuit, the sum of the voltage drops is the applied voltage.

A) greater than
B) less than
C) equal to
D) unrelated to

Question 20

A point that is used as a common connection for other parts of a circuit not actually driven into the ground is called a ground.

A) chassis
B) circuit
C) ground
D) supply