Why do electronic EPRs provide better case temperatures than mechanical EPRs?
a. EEPRs are more accurate at sensing suction line pressures.
b. EEPRs sense the case discharge air temperature rather than suction pressure.
c. EEPRs can open and close much faster than mechanical EPRs.
b. EEPRs sense the case discharge air temperature rather than suction pressure.
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Contacts that are together when the relay is de-energized are said to be _____.
a. normally closed b. normally open c. electromagnetic d. controllers
Once clean water is mixed with contaminants, it is not safe for use for other purposes until it is cleaned and ____________________
Fill in the blank(s) with the appropriate word(s).Which of these is NOT a true statement about black soldiers during World War I?
A. Most black troops were denied combat duty. B. Black soldiers were more likely to serve in combat than white soldiers. C. Black soldiers typically served as laborers and stevedores. D. Blacks served in segregated units in the military. E. Mothers of slain black soldiers in 1930 were invited to visit their sons' graves in segregated travel arrangements.
The output of a 2-input Exclusive-NOR gate is HIGH when the inputs are equal, or identical
Indicate whether the statement is true or false