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HW_Un1_Review 01

Total questions: 25

Worksheet time: 35mins

Name
Class
Date
1.
Voltage is measured in __.
a)
volts.
b)
watts.
c)
coulombs. 
2.
The movement of electrons from atom to atom in a line results in a flow of _____. 
a)
amperage.
b)
electric current.
c)
electromagnetic connectors. 
3.
Current has units: 
a)
kilowatt·hour 
b)
ampere 
c)
coulomb 
d)
volt 
4.
Which best describes a parallel circuit?
a)
Electricity flows along one pathway.
b)
The flow of electricity comes from one source. 
c)
Electricity flows along more than one pathway. 
d)
The flow of electricity comes from more than one source. 
5.
What 'flows' in a wire?
a)
Protons
b)
Neutrons
c)
Atoms
d)
Electrons
6.
What kind of circuit is this?
a)
series
b)
parallel
7.

Which statement is true?

a)

The light bulb will light up because the circuit is complete.

b)

The light bulb will light up because the circuit is broken.

c)

The light bulb will not light up because the circuit is complete.

d)

The light bulb will not light up because the circuit is open.

8.

What type of circuit is the image showing?

a)

Parallel

b)

Series

c)

No circuit

9.
A Charging system producing 14.5 Volts with a current flow of 43.5 Amps, what is the circuit resistance
a)
58 Amps
b)
0.33 Amps
c)
13 Amps
d)
1 Amp
10.
How many Volts would it take to push 1 Amp through a resistance of 1 Ohm
a)
10 volts
b)
1 volt
c)
48 volts
d)
5 volts
11.
If the current through a circuit is 2 A and the resistance of a light bulb in the circuit is 10 Ohms, what is the voltage difference across the light bulb?
a)
5 V
b)
12 V
c)
0.2 V
d)
20 V
12.
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
a)
15 Ohms
b)
4 Ohms
c)
0.3333 Ohms
d)
2 Ohms
13.

The human body is a good conductor of electricity.

a)

TRUE

b)

FALSE

14.

Is it true that we can touch a victim with the electric shock to help them?

a)

TRUE

b)

FALSE

15.

Which of the following are common lockout/Tagout procedures? (Select all that apply.)

a)

Shutting off the electrical energy

b)

Placing locks and tags on equipment energizing controls

c)

Each person that will work on the equipment placing his/her own lock

d)

Trying to start the equipment to verify it will not start prior to commencing work

16.

What are the two main reasons lockout/Tagout is so important when electrical work is being performed? (Select two.)

a)

It ensures that the equipment is de-energized

b)

It ensures that the equipment is not re-energized until everyone is finished working

c)

It ensures that all workers will be wearing PPE

d)

It ensures that all workers will have the proper work permits

17.

The safest ladder to use electricity is

a)

Wood

b)

Aluminum

c)

A smaller step stool

d)

Fiberglass

18.

The most dangerous place to use electrical equipment is

a)

near a ladder

b)

outdoors

c)

near water

d)

new other electrical equipment

19.

How often should ladders be inspected?

a)

before each use

b)

once a week

c)

once a month

d)

every 6 months

20.

OSHA stand for?

a)

Occupational Safety and Health Management

b)

Occupational Safety and Healthy Management

c)

Occupational Safe and Health Management

21.

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

22.
What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?
a)
25 V
b)
10 V
c)
2.5 V
d)
0.4 V
23.
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
24.
What is resistance measured in?
a)
Ω (Ohms)
b)
V (Volts)
c)
A (Amps)
d)
W (Watts)
25.
What is the Voltage of a circuit that has a resistance of 5 Ω and a current of 2 A?
a)
25 V
b)
10 V
c)
2.5 V
d)
0.4 V