DEL Unit 06: Series Circuits

How many volts does it take to push 2 amperes of current through 20 ohms of resistance?

40

A circuit with resistive elements of 220, 100, 57, and 43 produce what total resistance?

420

What is the drop voltage across each resistor in a 24-volt battery that has four resistors?

6

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

85V

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

960V

In a series circuit, each resistor ______________ the flow of current in the circuit.

impedes

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

polarity

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

series

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

divider

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?

60V

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

165

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?

10W

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

25W

When three resistors are connected in series to a 36-V source, with each resistor having a resistance of 200, 300, and 160, what is the first step in calculating the voltage drop across each resistor?

Find the total resistance of the circuit.

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

equal to

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

fuse

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

current

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

0.667A

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

Ohm's

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

voltage

The amount of _____ across a resistor is proportional to its resistance and the circuit current.

voltage drop

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