Which of the following statements is true?

a. Systems with fixed metering devices cannot be charged accurately using the superheat
method.
b. Systems with fixed metering devices cannot be charged accurately by weight.
c. Systems with TXVs cannot be charged accurately using the superheat method.
d. Systems with TXVs cannot be charged accurately by weight.


c. Systems with TXVs cannot be charged accurately using the superheat method.

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? Identify and state the historical significance of Webster-Ashburton Treaty.

What will be an ideal response?

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The mass flow rate of air is nearest:

An engine operates on a diesel cycle with a compression ratio of 20 between temperature limits of 25°C and 1400°C and an inlet pressure of 100 kPa. The power output is 500 kW.

A) 1.7 kg/s
B) 1.5 kg/s
C) 1.3 kg/s
D) 1.1 kg/s

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The ____________________ is a simplified version of the schematic diagram. Simplified symbols exhibit a minimum of detail of the component and generally no connections at individual terminals.

Fill in the blank(s) with the appropriate word(s).

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How many standard-size bricks are needed to build a single-wythe brick wall whose length is 36' and height is 18'.

What will be an ideal response?

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