The purpose of evacuating a refrigeration system is to:
A) Remove moisture. B) Remove noncondensable gases and moisture.
C) Remove refrigerant oil. D) Remove noncondensable gases.
B
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The vertical distance from top to bottom of the stairs is known as the ____.
A. run B. lift C. vertex D. rise
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A popular trend for people seeking employment is the development of an employability ____________________
Fill in the blank(s) with correct word
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For the motor in Problem 7.1 and for a fan-type load, calculate the following, assuming that the supply frequency is increased by 20%:
a. Motor speed b. Starting torque c. Starting current d. Motor efficiency (ignore rotational and core losses)
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This device has the same function as a thermocouple but has a more linear output
A) ATD B) LTC C) LTD D) RTD
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