Pressures are controlled in an orifice tube (OT) system by ________.

A) Using a variable valve
B) Cycling an electromagnetic compressor clutch on and off as needed
C) Using a variable displacement compressor
D) Either B or C


D) Either B or C

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In Problem below, if the destination node is located at 5 hops apart from a given source node, what is the maximum possible value of

(a) The number of alternate paths of length of 5 hops? (b) Alternate disjoint paths of length 5 hops? If the updated message is sent every 5 seconds, what is the upper limit on the number of messages initiated periodically if a table-driven routing protocol is to be used? Explain clearly

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Oxygen is stored at more than _____ pounds per square inch (psi) in hollow steel cylinders.

a. 500 b. 1,000 c. 1,500 d. 2,000

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Chinchilla characteristics include:

A. Fur is soft and dense, rarely bite B. Nocturnal and inactive during the day C. Teeth grow continuously throughout life D. All of the above E. A and C above

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In an open delta with a center-tapped transformer, label the two ends of the center-tapped transformer as L2 and L3 and label the high leg as L1. The current flow in the neutral (center tap) is equal to _____.

A. AN = A1- (A2 + A3) B. AN = A1 + (A2- A3) C. AN = A1- (A2- A3) D. AN = A1 + (A2 + A3)

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