 Series and Parallel Circuits
3 years ago
physicsbygosh
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Practice 24 QuestionsShow answers
• Question 1
180 seconds Q. The equivalent resistance of this circuit is
25.7 ohms
315 ohms
324 ohms
90 ohms
• Question 2
180 seconds Q. This is an example of a ______ circuit
Series
Parallel
Open
Dihexihedral
• Question 3
30 seconds Q. What kind of circuit is this?
Series
Consecutive
Parallel
Training
• Question 4
30 seconds Q. What kind of circuit is this?
Series
Consecutive
Parallel
Training
• Question 5
60 seconds Q. The picture shows an electrical circuit. This circuit is a series circuit because:
It has 3 light bulbs.
The same current flows through all three light bulbs.
It uses a single battery.
The electrical current is divided between the three light bulbs.
• Question 6
30 seconds
Q. wood is a _____?
conductor
insulator
• Question 7
30 seconds
Q. brass is a _____?
insulator
conductor
• Question 8
60 seconds
Q. A material in which electrons are able to move easily
Circuit
Insulator
Resistance
Conductor
• Question 9
60 seconds
Q. A material in which electrons are not able to move easily
Circuit
Insulator
Resistance
Conductor
• Question 10
30 seconds Q. what kind of circuit is this?
parallel
series
chris barton
open
• Question 11
30 seconds Q. this is the symbol for a _____?
switch
light
battery
wires
• Question 12
30 seconds Q. what is this symbol for?
light bulb
switch
battery
resistor
• Question 13
60 seconds
Q. Total resistance in a series circuit
Rt = R1 + R+ R3 ...
1/Rt = 1/R1 + 1/R2 ...
R= RX R/ R1 + R2 ...
R= R/ R
• Question 14
180 seconds Q. This is an example of a _______ circuit
open
series
parallel
square
• Question 15
30 seconds
Q. This circuit has more than one loop. When one light goes out, the others stay on.
closed circuit
series circuit
parallel circuit
open circuit
• Question 16
180 seconds
Q. A circuit with 3 resistors, 10 Ohms, 30 Ohms and 20 Ohms are in series. What is the total resistance
30 Ohms
50 Ohms
60 Ohms
100 Ohms
• Question 17
60 seconds
Q. Total resistance in a parallel circuit
Rt = R1 + R+ R3 ...
1/Rt = 1/R1 + 1/R2 ...
R= RX R/ R1 + R2 ...
R= R/ R
• Question 18
30 seconds
Q.

Three resistors are connected to a 9 V battery in a series circuit: the first resistor uses 6 V, the second uses 2 V. How much voltage does the third resistor use?

1 V

2 V

3 V

9 V

• Question 19
300 seconds Q.

Find

• total resistance
• total current
• the voltage through resistor 3

60 Ohms, 0.4 A, 8 V

60 Ohms, 2.5 A, 8 V

90 Ohms, 2.5 A, 24 V

60 Ohms, 0.4 A, 24 V

• Question 20
180 seconds Q. The total current through this circuit is
0.02 amps
0.09 amps
50 amps
9 amps
• Question 21
30 seconds
Q. What happens when you add a second bulb to a series circuit?
The first bulb gets brighter
The second bulb will be as bright as the first because they both get full power
The circuit will no longer work
Both bulbs will be half as bright because the voltage is divided by two now
• Question 22
30 seconds Q. Which of these best completes the circuit?
rubber band
metal nail
leather shoelace
wooden toothpick
• Question 23
120 seconds Q. The current going through the 90 ohm resistor is
10 amps
0.1 amps
0.2 amps
• Question 24
30 seconds
Q. What does the voltage on a battery mean?