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