Assignment on Electricity PDF

QUIZ
"ELECTRICAL SAFETY"
Name: Student Number: Date:
1. True or False... The "force" carried by electricity is measured in "volts"?
True
True False
2. How many "amps" can most household and industrial lines safely carry?
5 to 10.
True 15 to 20.
25 to 30.
3. True or False... O.06 amps (the amount of electricity needed to light a
Christmas tree bulb) can be fatal?
TRUE True
False
4. True or False... If you are using is a "three-prong" outlet, you can be sure
that it is "grounded"?
True
FALSE False
5. True or False... If one of the fuses in a fuse box is continually burning
out, you should replace it with a higher rated fuse?
True
FALSE False
6. True or False... If electrical equipment is running when a leak of a
flammable gas or vapor develops in your work area, you should
immediately turn the equipment off?
True FALSE False

1) How does electricity move from one place to another?
a. Electricity travels through the air.
b. Electricity travels through conductors.
c. Electricity only travels through electrical wires.
2) What is the most common electric shock-related injury?
a. High fever
b. Blacking out
c. Electrical burns
3) True or false: You are more likely to experience an electric shock if you touch an electrical object with
wet hands.
a. True
b. False
4) True or false: Low voltage = Low hazard
a. True
b. False
5) Which of these is required in wet areas like kitchens, bathrooms, basements and outdoors?
a. Ground-fault circuit interrupter.
b. Rotating electric outlet.
c. Tamper-resistant receptacle.
6) Is it safe to run an extension cord under a carpet or along a baseboard for permanent use?
a. Yes
b. No
7) What is the proper way to unplug your electrical appliances from a power strip?
a. Simply pull the cord gently until the plug comes out.

b. Put your foot on the power strip to hold it steady while you pull the cord loose.
c. Use your hand to remove the plug, being careful not to pull on the cord.
8) Which of the following does NOT belong in a list of non-conductors, or items that do not carry
electricity: glass, plastic, rubber, porcelain, metal, and dry (clean) wood?
a. Metal
b. Porcelain
c. Dry (clean) wood
9) If a friend receives a severe electric shock from an electrical appliance in your home, what should your
first response be?
a. Grab the appliance and throw it aside so that you can tend to your friend.
b. Run to the circuit breaker and turn off the main switch.
c. Use a wooden broomstick to push the appliance away safely.
10) If you are doing an outdoor painting or roofing project and there are power lines nearby, how much
space should there be between you and the power lines in order for you to stay safe?
a. You, your tools and ladders should be at least 10 feet away from the power lines.
b. You, your tools and ladders should be at least 20 feet away from the power lines.
c. You don’t have to worry about it because power lines are insulated, so you won’t get shocked.