In the diagram, determine ?2 in degrees.
Fill in the blank(s) with the appropriate word(s).
30°
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Air expands in an isothermal process from a volume of 0.5 m3 and a pressure of 850 kPa, to a volume of 1.2 m3. The temperature of the air is 25oC. Determine the work done by the air in this expansion process.
Given: T1 = T2 = 25oC ; V1 = 0.5 m3; P1 = 850 kPa; V2 = 1.2 m3
To create an estimate a service consultant will use which of the following?
A. Labor times for the repair required B. Parts cost for the repair required C. Technician wages for the repair required D. Both A and B
How much vacuum must a fuel oil pump produce to lift fuel oil up 6 ft?
A) 6 × 1 = 6 in of vacuum B) 6 ÷ 3 = 2 in of vacuum C) 6 ÷ 2 = 3 in of vacuum D) 6 × 2 = 12 in of vacuum
A ____ contains a positive and a negative electrode separated by an electrolytic solution.
A. photovoltaic cell B. thermocouple C. battery D. cell