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Worksheets

Ohm's Law/Series and Parallel Circuits

Total questions: 15

Worksheet time: 11mins

Name
Class
Date
1.

Who developed Ohm's Law?

a)

Nikola Tesla

b)

Georg Ohm

c)

Andre Ampere

d)

Thomas Edison

2.

What is the relationship between voltage and resistance in Ohm's Law?

a)

Random relationship

b)

No relationship

c)

Inversely proportional

d)

Directly proportional

3.

What happens to the current when resistance is doubled in a circuit?

a)

Halves

b)

Becomes zero

c)

Remains the same

d)

Doubles

4.

How is current related to resistance in Ohm's Law?

a)

Random relationship

b)

No relationship

c)

Directly proportional

d)

Inversely proportional

5.

What happens to the current when voltage is doubled in a circuit?

a)

Remains the same

b)

Doubles

c)

Becomes zero

d)

Halves

6.

What is the unit of resistance?

a)


Watts

b)

Amperes

c)

Ohms

d)

Volts

7.

What happens to the current as more resistance is added to a series circuit?

a)

It increases

b)

It fluctuates

c)

It decreases

d)

It remains the same

8.

What is the unit of power consumption?

a)

Volts

b)


Ohms

c)

Amperes

d)

Watts

9.

In a series circuit, where is the current the same?

a)

Throughout the entire circuit

b)

At the end

c)

At the beginning

d)

None of the choices

10.

100 light bulbs are connected in series circuit connection. If one light bulb is busted, what will happen to the remaining light bulb?

a)
All the remaining light bulbs will turn off.
b)

The remaining light bulbs will stay lit.

c)

The remaining light bulbs will start flickering.

d)

The remaining light bulbs will explode.

11.

What happens to the total resistance in a parallel circuit as more resistors are added?

a)

Increases

b)

Remains the same

c)

Decreases

d)

Becomes negative

12.

How is total resistance calculated in a parallel circuit?

a)


Using the formula

(1/R1 + 1/R2 + ... + 1/Rn)

b)


Multiplying the resistance values of all components

c)

Using the formula

1/(1/R1 + 1/R2 + ... + 1/Rn)

d)


Dividing the resistance values of all components

13.

In a parallel circuit, what happens to the total current as more branches are added?

a)
Decreases
b)
Remains constant
c)

Become negative

d)
Increases
14.

What is the correct formula to calculate current in a simple branch of a parallel circuit?

a)


Current equals resistance divided by voltage

b)


Current equals voltage divided by resistance

c)

Current equals resistance multiplied by voltage

d)


Current equals voltage multiplied by resistance

15.

100 light bulbs are connected in parallel circuit connection. If one light bulb is busted, what will happen to the remaining light bulb?

a)
The remaining light bulbs will explode.
b)
The remaining light bulbs will stay lit.
c)

The remaining light bulbs will turn off.

d)

The remaining light bulbs will start flickering.