Silicone gaskets are not recommended for use with _____.

a. potable water
b. air
c. refrigerants
d. serrated flanges


a. potable water

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A) What is the actual work produced in the turbine, per kilogram of entering steam? B) How much work is required in the pump, per kilogram of entering liquid water? C) What is the overall efficiency of the heat engine? D) 1000 kJ/min of work from this heat engine is used to power a refrigerator that operates on the vapor-compression cycle. The refrigerator has a coefficient of performance of 4.2. At what rate is heat removed from the condenser in this refrigeration cycle?

A steady-state heat engine operates on the following cycle: ? A boiler is used to produce superheated steam at P=40 bar and 450 °C. ? The steam enters a turbine, which has an efficiency of 80%, and expands to P=2 bar. ? The turbine effluent enters a condenser and is converted to saturated liquid. ? The liquid enters a pump and is compressed to P=40 bar. ? The compressed liquid is fed to the evaporator.

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Capacitance meters measure the capacitance in a circuit or in a start capacitor. This is measured in what unit?

A) Microfarads B) Volts C) Amps D) Ohms

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Where are cabinet type electrical space heaters typically installed?

What will be an ideal response?

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The roof does not need to be completely dry before installation of the roof covering (shingles)

Indicate whether the statement is true or false

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