When an evaporator coil gets dirty:
A) The static pressure drop across the coil increases.
B) The static pressure drop across the coil decreases.
C) The temperature drop across the coil decreases.
D) The thermostatic expansion valve feeds more refrigerant to compensate.
C
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Constructing masonry fireplaces takes relatively little time.
Answer the following statement true (T) or false (F)
All of the following statements about Bacillus thuringiensis (Bt) are accurate except that it:
a. was discovered in 1911 c. eases insects' digestive process b. is nontoxic to mammals d. is a soil-borne bacteria
Animal breeding is increasingly based on the "marriage" of ____________________ genetics and molecular genetics
Fill in the blank(s) with correct word
The difference between a motor starter and a relay or contactor is that a motor starter also contains ____________________ protection for the motor.
Fill in the blank(s) with the appropriate word(s).