CHST Exam Prep Questions With Solutions 100% Complete
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Course
CHST
Institution
CHST
CHST Exam Prep Questions With Solutions
100% Complete
The displacement of the atmosphere in a permit-required confined space by a non-combustible
gas to such an extent that the resulting atmosphere is non-combustible is called:
1)Inerting.
2)Stabilizing.
3)Venting.
4)Forced gas venting. 1)...
4) White powder, chlorine-like odor. 1) Colorless gas with slight garlic-like odor.
An instrument that detects a mixture of flammable vapors when air is passed over a heated
electric filament is called:
1) Wheatstone bridge.
2) Resistance bridge.
3) Combustible gas indicator.
4) Gas detector. 3) Combustible gas indicator.
, CHST Exam Prep Questions With Solutions
100% Complete
If water weighs 8.34 lb/gal, what work is required to move 300 gallons of water from a 400 ft.
deep mine?
1) 1,000,200 ft-lbs
2) 1,000,400 ft-lbs
3) 1,000,600 ft-lbs
4) 1,000,800 ft-lbs 4) 1,000,800 ft-lbs
Use the formula:
W=F*D
Where:
W = Work, F = Force, D = Distance
W = (8.34 * 300)(400) = 1,000,800 ft-lbs.
At a distance of 5 miles, an office building has an angle of elevation of 2°. Find the height of the
building.
1) 922 ft
2) 561 ft
3) 434 ft
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