How many pounds of refrigerant must flow through a 4-ton evaporator each minute if each pound has an enthalpy of 50.0 Btu/lb?
What will be an ideal response?
1 ton = 200 BTU/minute. 4 x 200 BTU/minute = 800 BTUs/minute 800 BTUs/minute/50 BTUs/lb = 12.6 lbs/minute
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When a flywheel housing measures out-of-spec while performing flywheel housing concentricity runout measurements, which of the following would represent the minimal level of repair required?
A. Replace the flywheel B. Replace the flywheel housing C. Replace the cylinder block D. Reposition the flywheel housing
The term MEP is an acronym for
A) mechanical and electrical plans. B) mechanical and electrical plant. C) mechanical, electrical, and piping. D) municipal emergency plan. E) mechanical, electrical, and plumbing.
An oblique groove is cut in a block as shown. Before the groove was cut, the top of the block was in the shape of a rectangle. Determine the area of the top after the groove is cut.
What will be an ideal response?
Most engineering drawings include three views:
A. Top, front, and left-side B. Top, front, and bottom C. Front, right-side, and left-side D. Top, front, and right side