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Worksheets

Electronics Review

Total questions: 24

Worksheet time: 24mins

Name
Class
Date
1.
The circuits contain identical lamps and identical cells. In which circuit will the lamps be brightest? 
a)
A
b)
B
c)
C
d)
D
2.

How does resistance affect current?

a)

less resistance - less current

b)

more resistance - less current

c)

more resistance - more current

d)

resistance does not affect current

3.

Two types of common circuits are?

a)

Non-parallel and series

b)

Series and Parallel

c)

"If" and "Or"

d)

Conductor and Insulator

4.
a)

battery

b)

resistor

c)

light bulb

d)

switch

5.

Circuit in which current passes through each element in turn without branching

a)

Transistor circuit

b)

Parallel

c)

Under current

d)

Series

6.

A circuit in which there are two or more pathways for electrical flow

a)

Series

b)

Short

c)

Training

d)

Parallel

7.

Schematic symbol for a

a)

light bulb

b)

battery

c)

switch

d)

resistor

8.

A device that reduces the flow of electricity

a)

Gate

b)

Resistor

c)

Faucet

d)

Battery

9.

In a series circuit ____ is the same for all elements in the circuit.

a)

Voltage

b)

Resistance

c)

Current

10.

In a parallel circuit ___ is the same in each path of the circuit.

a)

Voltage drop

b)

Current

c)

Resistance

11.

In a series circuit ____ is divided among the elements of the circuit.

a)

Voltage

b)

Resistance

c)

Current

12.

In a parallel circuit ___ is divided among the paths of the circuit.

a)

Voltage drop

b)

Current

c)

Resistance

13.

How much voltage would be needed to produce a 3 Amp current flow through a 4 Ohm resistor?

a)

3 Volts

b)

4 Volts

c)

7 Volts

d)

12 Volts

14.

What is current measured in?

a)

Ω (Ohms)

b)

V (Volts)

c)

A (Amps)

d)

W (Watts)

15.

What is voltage measured in?

a)

Ω (Ohms)

b)

V (Volts)

c)

A (Amps)

d)

W (Watts)

16.

What is resistance measured in?

a)

Ω (Ohms)

b)

V (Volts)

c)

A (Amps)

d)

W (Watts)

17.

If the Voltage is increased and the resistance stays the same, Current will

a)

Increase

b)

Decrease

c)

Stay the same

18.

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

19.

What word means how hard it is for electrons to flow through.

a)

Current

b)

Voltage

c)

Resistance

d)

Power

20.

To complete a circuit the switch must be

a)

unattached

b)

open

c)

closed

d)

It depends

21.

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

22.

What current would be produced by a 12 Volt battery through a resistor of 3 Ohms?

a)

1 Amps

b)

3 Amps

c)

4 Amps

d)

12 Amps

23.

Is this circuit open or closed?

a)

Open

b)

Closed

24.

Is this circuit open or closed?

a)

Open

b)

Closed