C-10 Electrical Quiz

Welcome to your free C-10 Electrical Quiz

1. 
What type of switch is used to control a light from more than one location?

2. 
What is the maximum number of general-use outlets allowed on a commercial 15-amp, 120-volt circuit if each is rated at 180 VA

3. 
In clay soil, how deep may a trench be before it requires shoring?

4. 
What is the largest hand bender for bending EMT?

5. 
What is the minimum size rebar that can be used for grounding?

6. 
How much is an installation de-rated for a raceway with 5 conductors?

7. 
When working in a wet location, which of the following do you use?

8. 
How do you find circumference?

9. 
What is a time delay intended to protect?

10. 
"A building measures 8,500 square feet. The annual cost for cooling is $8.75 per square foot, and the annual cost for lighting is $0.45 per square foot. How much is the total cost for one month?" (Round up to the nearest dollar)

11. 
What sort of PPE (personal protective equipment) is recommended when using cleaning solvent?

12. 
What should be done with lifelines, safety harnesses, and shock-absorbing lanyards that have been subjected to impact loading?

13. 
What is the longest standard length of a scaffold plank?

14. 
On a 120V circuit, what color is the (protective) ground wire?

15. 
What is the minimum distance apart that acetylene and oxygen cylinders must be stored?

16. 
Which of the following is a correct method for storing acetylene cylinders?

17. 
Which of the following is the best choice for hoisting a full gas cylinder?

18. 
Cylinders containing ______ shall not be taken into confined spaces.

19. 
A dry chemical or carbon dioxide fire extinguisher rated at least ______ must be kept near operations where bottled fuel gases are being used.

20. 
No more than ______ of paints, solvents, and chemicals may be stored in a room unless an approved safety storage cabinet is present.