In a water-cooled condenser with dirty condenser tubes, the temperature difference between the refrigerant and the leaving water will be ____ when the tubes are clean.
A. less than
B. greater than
C. the same as
D. slightly lower than
Answer: B
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Let X ~ Bin(9, 0.4). Find
a. P(X > 6)
b. P(X ?2)
c. P(2? X <5)
d. P(2< X ?5)
e. P(X = 0)
f. P(X = 7)
g. 
h. 
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What will be an ideal response?
A certain register used to store signed binary numbers provides a 16-bit output. Determine the range of register output values and how many different values the register is capable of containing
A) Range: -32,76810 to +32,768 Values: 65,53510
B) Range: -65,53610 to +65,536 Values: 131,07110
C) Range: -65,53610 to +65,535 Values: 131,07210
D) Range: -32,76810 to +32,767 Values: 65,53610
Technician A says the zinc phosphate coating is nearly an airtight coating over the bare metal surface. Technician B says the zinc phosphate coating must be covered with a topcoat in order to preserve its corrosion-protecting capabilities. Who is correct?
A. Technician A only B. Technician B only C. Both Technicians A and B D. Neither Technician A nor B