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Worksheets

Resistance

Total questions: 10

Worksheet time: 20mins

Name
Class
Date
1.

If the current through a resistor is 2A and the voltage across it is 12V, what is the resistance

a)

12Ω

b)

c)

24Ω

d)

0.167Ω

2.

If a circuit has two resistors in series both are 4Ω, what is the total resistance of the circuit?

a)

b)

c)

d)

3.

If a circuit has two resistors in parallel both are 4Ω, what is the total resistance of the circuit?

a)

b)

c)

d)

4.

What effect do electrons flowing through a resistor have on the resistor.

a)

make it glow

b)

reduce it's resistance

c)

increase it's resistance

d)

heat it up

5.

What is the unit of resistance

a)

Ohm

b)

Home

c)

Amp

d)

Camp

6.

in which circuit is the lamp brightest

a)

1

b)

2

c)

3

d)

All the same

7.

in which circuit is the lamp brightest

a)

1

b)

2

c)

3

d)

All the same

8.

As the length of a wire increases, the resistance of the wire will

a)

increase

b)

decrease

c)

stay the same

9.

As the diameter of a wire increases, the resistance of the wire will

a)

increase

b)

decrease

c)

stay the same

10.

Which resistor has the biggest voltage across it?

a)

2 Ω

b)

3 Ω

c)

4 Ω

d)

all have the same