QUESTIONS AND CORRECT
ANSWERS|ALREADY GRADED A+
Proper name for channel lock - Answer- Tongue and groove/ water pump
What happens when jaws of wrench are heated? - Answer- Weaken and break
Never use a screwdriver as a hammer - Answer-
Strap wrench for pipe to avoid marring - Answer-
Dirty jobsite = hazardous jobsite - Answer-
Best time to clean jobsite? - Answer- After each small job is completed.
2 causes of accidents on ladder? - Answer- Unsafe conditions and unsafe acts
Unsafe condition? - Answer- Metal ladder
Varnished wooden ladder is acceptable - Answer-
Extensions ladders use - Answer- 1/4 ratio
Ladder has to be — above roof? - Answer- 3 foot
Green concrete? - Answer- Less than 28 days old
3 basic principles an anchor uses? - Answer- Friction, keying, bonding
Why is it difficult to measure horizontal with tape measure? - Answer- It sags
Slight shock/ tingle - Answer- 5 milliamps
Extreme pain, respiratory arrest - Answer- 50-150 milliamps
Death, cardiac arrest - Answer- 5 amps or above
Fuses and circuit breakers are designed to protect? - Answer- Equipment and
conductors
GFCI can interrupt power within - Answer- 1/40th second