Free C45 Electrical Sign Exam

Welcome to your free C-45 Sign Exam

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1. 
Which of the following is most unsafe when using a cutting torch?

2. 
What does ground wire need to return to?

3. 
What is the maximum height of an extension ladder?

4. 
What is the minimum overlap for a 33-foot two-section extension ladder?

5. 
When welding a frame sign, what is the most important safety equipment?

6. 
Where should remote transformers be installed?

7. 
What is the best way to secure a pole sign after installation to keep it from turning?

8. 
What is the color of safety vests in raining weather?

9. 
When can a light fixture be used as a raceway?

10. 
How many yards of concrete are required to fill a hole 3 feet x 5 feet x 8 feet?

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.