Wayground logo

Free Printable Worksheets

Font size

S
M
L
XL
Worksheets

OHms Law V=IR

Total questions: 30

Worksheet time: 55mins

Name
Class
Date
1.
What word means how fast the electrons flow.
a)
Current
b)
Voltage
c)
Resistance
d)
Power
2.
The mathematical relationship among Voltage, Current, and Resistance
a)
Faraday's Law
b)
Tesla's Law
c)
Edison's Law
d)
Ohm's Law
3.
What is resistance measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
4.
What is current measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
5.

What is the current in a circuit with 6 ohms of resistance and a battery containing 24 Volts?

a)

1/4 A

b)

144 A

c)

4 A

d)

0.4 A

6.

What is the resistance of a lightbulb that experiences 9 Volts and 3 amps of current?

a)

1/3 ohms

b)

3 ohms

c)

27 ohms

d)

9 ohms

7.

What is the voltage of a circuit with 4 ohms of resistance and 3 amps of current?

a)

12 V

b)

21 V

c)

4/3 V

d)

3/4 V

8.
Electricity that flows in a closed path is called a
a)
path
b)
current
c)
circuit
d)
light
9.
With the engine running the charging system produces 14.5 Volts what would the current flow be if a resistance of 6 Ohms was present
a)
2.41 Ohms
b)
2.52 Ohms
c)
2.1 Ohms
d)
0.3333 Ohms
10.
The flow of electricity requires a
a)
complete path
b)
incomplete path
c)
insulated current
d)
complex circuit
11.

In order to electrical current to flow through a wire the wire must be connected in a ____________ that includes a source of electrical current.

a)

averager matter

b)

Complete loop

c)

In an incomplete loop

d)

Interrupted Circuit

12.

What would happen if in a circuit, the resistance increases but the voltage stays the same?

a)

The current would decrease

b)

The current would increase

c)

The voltage would decrease

d)

The voltage would increase

13.

What would happen if in a circuit the voltage is increase?

a)

The time would increase

b)

The current would increase

c)

The current would decrease

d)

The current would stay the same

14.

is the opposition to the flow of charges in a material.

a)

Resistance

b)

Voltage

c)

Time

d)

Current

15.
Electricity is the flow of _________.
a)
protons
b)
neutrons
c)
electrons
16.
As the resistance in a circuit increases, the electric current __________.
a)
increases
b)
decreases
c)
stays the same
17.
What word means how fast the electrons flow.
a)
Current
b)
Voltage
c)
Resistance
d)
Power
18.
If the Voltage stays the same and Resistance is increased, Current will 
a)
Increase
b)
Decrease
c)
Stay the same
d)
X
19.
If the Voltage is increased and the resistance stays the same, Current will
a)
Increase
b)
Decrease
c)
Stay the same
d)
X
20.
What is resistance measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
21.

Which of the following represents the opposition presented to the current by a material or device, measured in ohms?

a)

current

b)

resistance

c)

voltage

d)

electricity

22.

What is the formula for current?

a)

I = V / R

b)

I = R / V

c)

I = V x R

d)

I = (V x R) / 2

23.

According to Ohm's Law, if you were to triple the voltage of a circuit without changing the resistance, what would happen to the flow of current?

a)

It would stay the same

b)

It would increase by 2x

c)

It would increase by 3x

d)

It would decrease by 3x

24.

Electric current comes from the movement or flow of _____ charged electrons around an electric circuit.

a)

Proton

b)

Neutral

c)

Negatively

d)

Positively

25.

In a circuit Current Flows from The ____ end of the battery To the _____ end

a)

Negative To positive

b)

Positive to negative

c)

Positive to Positive

d)

Negative to Negative

26.

In a circuit Electrons Flows from The ____ end of the battery To the _____ end

a)

Negative To positive

b)

Positive to negative

c)

Positive to Positive

d)

Negative to Negative

27.

When the Electric field In a Conductor his higher The electron drift speed is

a)

Backwards

b)

Unaffected

c)

Lower

d)

Higher

28.

When the Electric field In a wire is higher the Current in the wire is

a)

Backwards

b)

Unaffected

c)

Lower

d)

Higher

29.

What is the Formula For resistance

a)

R=I*V

b)

R=I/V

c)

R=V/I

d)

R=V+I

30.

What is The title of this class

a)

Physics

b)

Psyhic

c)

Physics in the Universe

d)

Science