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Worksheets

Electricity 2022 B

Total questions: 60

Worksheet time: 2hrs 47mins

Name
Class
Date
1.

What is voltage measured in?

a)

volts

b)

amps

c)

ohms

d)

watt

2.

What is current measured in?

a)

volts

b)

amps

c)

ohms

d)

watt

3.

What is resistance measured in?

a)

volts

b)

amps

c)

ohms

d)

watt

4.

In the Ohm's law equations, which letter represents resistance?

a)

V

b)

I

c)

R

5.

In the Ohm's law equations, which letter represents voltage?

a)

V

b)

I

c)

R

6.

In the Ohm's law equations, which letter represents current?

a)

V

b)

I

c)

R

7.

Two like charges are brought together, what will they do?

a)

attract

b)

repel

8.

What subatomic particle is responsible for electricity?

a)

proton

b)

neutron

c)

electron

9.

What is the flow of electrons in a circuit also called?

a)

voltage

b)

resistance

c)

current

10.

What is the push of electrons in a circuit also called?

a)

voltage

b)

resistance

c)

current

11.

What is the opposition of electrons in a circuit also called?

a)

voltage

b)

resistance

c)

current

12.

A circuit with a break in it is called

a)

a closed circuit

b)

an open circuit

13.

Will a closed circuit work?

a)

yes

b)

no

14.

When a light switch is turned to the off position, does it create an open or closed circuit?

a)

open

b)

closed

15.

A material that allows electricity to easily flow can also be called

a)

an insulator

b)

a conductor

16.

This type of circuit has only 1 path for electrons to flow

a)

Series

b)

Parallel

17.

This type of circuit has the same current at all points

a)

series

b)

parallel

18.

In this type of circuit, lights will dim as more bulbs are added to the circuit.

a)

series

b)

parallel

19.

This type of circuit has many paths for electrons to flow

a)

Series

b)

Parallel

20.

This type of circuit has the same voltage at all points

a)

series

b)

parallel

21.

In this type of circuit, nothing happens to the brightness of lights as bulbs are added

a)

series

b)

parallel

22.

In this type of circuit, resistance increases as resistors are added.

a)

Series

b)

Parallel

23.

In this type of circuit, resistance decreases as resistors are added.

a)

Series

b)

Parallel

24.

For this type of circuit, total voltage is found by adding all voltage drops together.

a)

series

b)

parallel

25.

For this type of circuit, total resistance is found by adding all resistors together.

a)

series

b)

parallel

26.

For this type of circuit, total current is found by adding all currents together.

a)

series

b)

parallel

27.
Two types of circuits are
a)
parallel and magnetic
b)
electromagnetic and series
c)
series and parallel
28.
When socks get stuck to towels in your dryer, this is an example of________________
a)
current electricity
b)
static electricity
29.
This is an example of a _______ circuit
a)
open
b)
series
c)
parallel
d)
square
30.
This is an example of a ______ circuit
a)
Series
b)
Parallel
c)
Open
d)
Dihexihedral
31.
An example of a voltage source is a _____.
a)
voltmeter
b)
battery
c)
resistance
d)
switch
32.
If the battery produced 12.6 Volts and what would be the current flow be for a 6 Ohm resistor
a)
2.1 Amps
b)
2.4 Amps
c)
1.71 Amps
d)
15 Amps
33.
What voltage is needed to cause a 2A current flow through a 10Ω resistor?
a)
5V
b)
0.2V
c)
20V
d)
200V
34.
What resistance is needed to cause a 20A current flow because of a 100V battery?
a)
0.2Ώ
b)
2000Ώ
c)
120Ώ
d)
35.

Which of these will repel each other?

a)

Negatively charged balloon and positively charged sphere.

b)

Negatively charged balloon and neutral sphere.

c)

Negatively charged balloon and negatively charged sphere.

d)

Negatively charged balloon and neutral wall.

36.
Electricity is the flow of _________.
a)
protons
b)
neutrons
c)
electrons
37.
As resistors are added in series to a circuit, the total resistance will...
a)
increase
b)
decrease
c)
stay the same
38.
a)
Series circuit - Bulbs are lit
b)
Series circuit - Bulbs are off
c)
Parallel circuit - Bulbs are lit
d)
Parallel circuit - Bulbs are off
39.
The total resistance in this circuit is 
a)
100 ohms
b)
450 ohms
c)
400 ohms
d)
30 ohms
40.
The current going through the 45 ohm resistor is 
a)
0.05 amps
b)
0.2 amps
c)
0.1 amps
d)
5 amps
41.
The total current through this circuit is
a)
0.02 amps
b)
0.09 amps
c)
50 amps
d)
9 amps
42.
The voltage dropped across the 300 ohm resistor is 
a)
6 V
b)
9 V
c)
2 V
d)
30 V
43.

The total resistance of this circuit is 25.7 ohms, then what is the total current of this circuit?

a)
0.35 amps
b)
0.0286 amps
c)
0 amps
d)
9 amps
44.
what is this symbol for?
a)
light bulb
b)
switch
c)
battery
d)
resistor
45.
this is the symbol for a _____?
a)
switch
b)
light 
c)
battery
d)
wires
46.

Three resistors, RA=10 ΩR_A=10\ \Omega , RB =20 ΩR_B\ =20\ \Omega , and RC = 25 ΩR_C\ =\ 25\ \Omega , are connected in SERIES. The total resistance of this setup is equal to _____.

a)

0.19 Ω0.19\ \Omega  

b)

5.26 Ω5.26\ \Omega  

c)

18.33 Ω18.33\ \Omega  

d)

55 Ω55\ \Omega  

47.

What is the total resistance of this circuit?

a)

1.5 Ohms

b)

.666 Ohms

c)

6 Ohms

d)

54 Ohms

48.

The voltage across the first resistor is 4 V, and the second is 2 V. If the current of the circuit is 2 amps, what is the voltage of the battery?

a)

3 volts

b)

2 volts

c)

4 volts

d)

6 volts

49.

This type of circuit will not work with a break in it

a)

series

b)

parallel

50.

This type of circuit will work with a break in it

a)

series

b)

parallel

51.
Identify the insulator below.
a)
aluminum foil
b)
paperclip
c)
rubber eraser
52.
Identify the conductor below.
a)
cloth rag
b)
plastic bottle
c)
gold ring
53.
What size resistor would produce a 3 Amp current flow with a 12 Volt battery
a)
1 Ohm
b)
3 Ohms
c)
4 Ohms
d)
12 Ohms
54.
What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?
a)
25 V
b)
10 V
c)
2.5 V
d)
0.4 V
55.
What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?
a)
25 V
b)
10 V
c)
2.5 V
d)
0.4 V
56.
How many Volts would we need to produce a current flow of 8 Amps through a 6 Ohm resistor
a)
12 volts
b)
24 volts
c)
1.3333
d)
48 volts
57.
This circuit has a 24 volt battery and the resistor is 8 ohms. How many amps are running through the circuit?
a)
3 Amps
b)
192 Amps
c)
2 Amps
d)
4 Amps
58.
What size resistor would produce a 3 Amp current flow with a 12 Volt battery
a)
1 Ohm
b)
3 Ohms
c)
4 Ohms
d)
12 Ohms
59.

Solve for the total resistance of the circuit shown

a)

50 V

b)

1970 ohms

c)

705 K ohms

d)

20 Amps

60.
The total resistance in this circuit is 
a)
100 ohms
b)
450 ohms
c)
400 ohms
d)
30 ohms