In terms of fire resistance, low-slope roofs are classified in three types. Name them in order of the highest fire resistance to the lowest fire resistance.
What will be an ideal response?
(i) Class A roof, (ii) Class B roof, and (iii) Class C roof.
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List three types of water that processing industries must cleanup before returning the water to the environment.
What will be an ideal response?
Pricing products to be sold in the retail shop is a responsibility usually reserved for the
a. owner/manager c. marketing specialist b. assistant designer d. accountant
Parallel circuits _______
A) Current flow through each branch of the circuit depends on the resistance present in that branch B) Have more than one path for current flow C) Both A and B D) Neither A nor B
The instructions ona low-pressure switch read "cut-out is cut-in less differential." To set the switch to cut-out at 30 psig:
A) Set the cut-in at 45 psig and the differential at 15 psi. B) Set the cut-in at 45 psig and the differential at 20 psi. C) Set the differential at 45 psi and the cut-in at 15 psig. D) Set both the cut-in psig and differential at 20 psi.