Unit 6 Test

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

• series

• parallel

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.

• chassis

• circuit

• ground

• supply

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

• 300

• 1.5 A

• 60 A

• 0.667 A

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?

• 25 W

• 10 W

• 2 W

• 15 W

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?

• 0.4 V

• 2.5 V

• 60 V

• 140 V

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

• doubler

• multiplier

• scalar

• divider

A voltage that is positive with respect to ground is a _____ voltage.

• above-ground

• below-ground

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

• drop

• polarity

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

• greater than

• less than

• equal to

• unrelated to

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

• voltage drop

• voltage rise

• current drop

• current rise