Quiz about Electricity review

Question 1

What size resistor would produce a 3 Amp current flow with a 12 Volt battery

Accepted Answer

4 Ohms

Answer

1 Ohm

Answer

3 Ohms

Answer

12 Ohms

Question 2

What is Resistance?

Accepted Answer

The ability to reduce the flow of electrons

Answer

The flow of electrons

Answer

Electric potential difference

Answer

A battery

Question 3

Electricity that flows in a closed path is called a

Accepted Answer

circuit

Answer

path

Answer

current

Answer

light

Question 4

The mathematical relationship among Voltage, Current, and Resistance

Accepted Answer

Ohm's Law

Answer

Faraday's Law

Answer

Tesla's Law

Answer

Edison's Law

Question 5

Current times Resistance equals
(I X R)

Accepted Answer

Voltage

Answer

Power

Answer

Amperage

Answer

Ohm

Question 6

Voltage divided by Resistance

(V / R)

Accepted Answer

Current

Answer

Power

Answer

Ohms

Answer

Watts

Question 7

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

Accepted Answer

Increase

Answer

Decrease

Answer

Stay the same

Answer

X

Question 8

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

Accepted Answer

Decrease

Answer

Increase

Answer

Stay the same

Answer

X

Question 9

How many Volts would we need to produce a current flow of 8 Amps through a 6 Ohm resistor

Accepted Answer

48 volts

Answer

12 volts

Answer

24 volts

Answer

1.3333

Question 10

This circuit has a 24 volt battery and the resistor is 8 ohms. How many amps are running through the circuit?

Accepted Answer

3 Amps

Answer

192 Amps

Answer

2 Amps

Answer

4 Amps

Question 11

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

Accepted Answer

Resistance

Answer

Current

Answer

Voltage

Answer

Power

Question 12

To complete a circuit the switch must be

Accepted Answer

closed

Answer

unattached

Answer

open

Answer

It depends

Question 13

How many Volts would it take to push 1 Amp through a resistance of 1 Ohm

Accepted Answer

1 volt

Answer

10 volts

Answer

48 volts

Answer

5 volts

Question 14

What size resistor would produce a 3 Amp current flow with a 12 Volt battery

Accepted Answer

4 Ohms

Answer

1 Ohm

Answer

3 Ohms

Answer

12 Ohms

Question 15

What would the circuit resistance be if a 7.5 Amp draw was present with the engine running and the charging system producing 15 Volts

Accepted Answer

2 Ohms

Answer

15 Ohms

Answer

4 Ohms

Answer

0.3333 Ohms

Question 16

What is the formula for ohms law?

Accepted Answer

E =I x R

Answer

1+2=3

Answer

R X E = I

Answer

E= MC squared

Question 17

This is an example of a _______ circuit

Accepted Answer

series

Answer

open

Answer

parallel

Answer

square

Question 18

This is an example of a ______ circuit

Accepted Answer

Parallel

Answer

Series

Answer

Open

Answer

Dihexihedral

Question 19

The picture shows an electrical circuit. This circuit is a series circuit because:

Accepted Answer

The same current flows through all three light bulbs.

Answer

It has 3 light bulbs.

Answer

It uses a single battery.

Answer

The electrical current is divided between the three light bulbs.

Question 20

This circuit has more than one loop. When one light goes out, the others stay on.

Accepted Answer

parallel circuit

Answer

closed circuit

Answer

series circuit

Answer

open circuit

Question 21

Pick the correct sentence.

Accepted Answer

This circuit will not work because there is no energy source.

Answer

This circuit will work because it is a closed circuit.

Answer

Energy will freely flow in this circuit.

Answer

This circuit will not work because there is no switch.

Question 22

The picture shows an electrical circuit. This circuit is a series circuit because:

Accepted Answer

The same current flows through all three light bulbs.

Answer

It has 3 light bulbs.

Answer

It uses a single battery.

Answer

The electrical current is divided between the three light bulbs.

Question 23

What will happen if one light bulb is removed from this circuit?

Accepted Answer

The other bulbs will stay on

Answer

The other bulbs will go out.

Answer

The other bulbs will get dimmer.

Answer

The battery will become stronger.

Question 24

The current has only has one loop to flow through in this circuit.

Accepted Answer

Series Circuit

Answer

Parallel Circuit

Question 25

Which of the two circuits would have the brightest bulbs?

Accepted Answer

B

Answer

A

Question 26

When you remove a bulb from a three bulb circuit, and the other two bulbs go off, then the bulbs must have been connected in __________.

Accepted Answer

series

Answer

parallel

Answer

open

Answer

closed

Question 27

Does this statement best describe a parallel or a series circuit.

When more light bulbs are added they all remain bright.

Accepted Answer

Parallel circuit

Answer

Series circuit

Question 28

Does this diagram represent a series or parallel circuit?

Accepted Answer

series circuit

Answer

parallel circuit

Question 29

what is this symbol for?

Accepted Answer

battery

Answer

light bulb

Answer

switch

Answer

resistor

Question 30

How are electromagnets different from magnets?

Accepted Answer

you can turn an electromagnet on/off

Answer

magnets can be turned on/off

Answer

magnets are more powerful

Answer

magnets have a North and South pole

Question 31

An electric motor changes electrical energy to _________ energy.

Accepted Answer

mechanical

Answer

chemical

Answer

potential

Answer

electrical

Question 32

What is the device seen here?

Accepted Answer

electromagnet

Answer

generator

Answer

electric motor

Answer

magnet

Question 33

Generators are devices that convert _____ energy into _____ energy.

Accepted Answer

mechanical; electrical

Answer

chemical; mechanical

Answer

electrical; mechanical

Answer

potential; kinetic

Question 34

What type of device is being shown?

Accepted Answer

Electric generator

Answer

Electromagnet

Answer

Electric motor

Answer

Electromagnetic Induction

Question 35

What type of current is used?

Accepted Answer

Direct

Answer

Alternating

Question 36

If you were to make a motor stronger, what should you do?

Accepted Answer

Increase the voltage

Answer

Decrease the voltage

Answer

Disconnect the wires from the batteries

Answer

Use a wooden rod instead of a wire

Question 37

What is a possible power source of a generator?

Accepted Answer

Fan

Answer

Plug

Answer

Battery

Question 38

What type of device is shown?

Accepted Answer

Electric motor

Answer

Electromagnet

Answer

Electric generator

Answer

Electromagnetic induction

Question 39

Which electromagnet would be stronger?

Accepted Answer

Left

Answer

Right

Question 40

What type of current is being produced?

Accepted Answer

Alternating

Answer

Direct

Question 41

What is the starting energy for a motor?

Accepted Answer

Electrical

Answer

Mechanical

Answer

Chemical

Answer

Potential

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