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5. Saturated liquid R-134a enters an expansion valve at 40 C. The refrigerant leaves the expansion valve at 6 C. What is the specific volume at the exit
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Heat is added to a piston-cylinder device filled with 2 kg of air to raise its temperature 400 c from an initial temperature of t1 27 cand pressure of pi 1 mpa. the process is isobaric process. find a)-the final pressure p2 b)-the heat transfer to the air.
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Vibration monitoring this technique uses the noise or vibration created by mechanical equipment and in seme cases by plant systems to detemine their actual condtion. a)- true b)- false
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Have a greater impact on maintenance productivity than any other support group. (clo5) a)-the top management b)-inventory and purchasing c)-sub-contracting d)-cmms
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Inadequate stores control is not an obstacle to effective work order system. (clo4) a)-true b)-false
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5. Saturated liquid R-134a enters an expansion valve at 40 C. The refrigerant leaves the expansion v...
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