When the evaporator on a low pressure chiller has a small leak
A) air leaks into the evaporator since it is in a vacuum
B) an external application of leak tight adhesive will correct it
C) refrigerant escapes slowly from the leak, reducing the charge
D) it can be ignored because chillers hold a lot of refrigerant
D
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Indicate whether the statement is true or false
Moisture on eggs can encourage the growth of ____________________
Fill in the blank(s) with correct word
Lean burn technology uses high air-fuel ratios to increase ____.
A. acceleration B. battery capacity C. fuel efficiency D. fuel intake
A 240-V rms 60-Hz supply serves a load that is 10~kW (resistive), 15 kVAR (capacitive), and 22 kVAR (inductive). Find:
(a) the apparent power (b) the current drawn from the supply (c) the kVAR rating and capacitance required to improve the power factor to 0.96 lagging (d) the current drawn from the supply under the new power-factor conditions