Why are suction risers sized differently for systems with capacity control than for systems without capacity control?
What will be an ideal response?
The velocity of the refrigerant is reduced when the system operates at reduced capacity, so the risers are sized smaller on systems with capacity control to maintain a minimum velocity.
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A gas-filled shock absorber will expand to its fully extended position if not restrained.
Answer the following statement true (T) or false (F)
A sine wave has a maximum voltage of 138 V. What is the voltage after 78 degrees of rotation?
a. 133.44 b. 134.96 c. 135.90 d. 136.17
Carp have been cultured for thousands of years and were probably one of the first species of fish to be grown in ____________________
Fill in the blank(s) with correct word
What does an electrode boiler rely on to heat water?
a. High-resistance electrodes b. Halogen lamps c. Resistance of water d. Nichrome heating elements