Related Questions

For the same terminal conditions and valve size, the pressure drop in a fully opened globe valve as compared to that in a gate valve is
A More
B Less
C Equal
D Either A or B; depends on the viscosity of the fluid
There are 50 students enrolled in Mathematics Course. Of the enrolled students, 90% took the final exam. Two-thirds of the students who took the final exam passed the final exam. How many students passed the final exam?
A 30
B 33
C 34
D 35
The valve used for very remote and accurate control of fluid is a __________ valve.
A Needle
B Globe
C Gate
D Butterfly
Remote control valve is a __________ valve.
A Gate
B Butterfly
C Needle
D Globe
There are 50 students enrolled is business finance. Of the enrolled students, 90% took the final exam. Two thirds of the students who took the final exam passed it. How many students passed the final exam?
A 30
B 33
C 34
D 35
Pneumatic and other power systems can support three kinds of motion; they are
A Linear, reciprocating, and random motion
B Linear, flowing, and rotary motion
C Linear, zigzag, and spiral motion
D Linear, reciprocating, and rotary motion
The mixing vat in a factory receives liquid ingredients through six separate value--- labeled R.S.T.U,Y and Z -- each of which has exactly two settings: open and closed.The mixing vat operator must ensure that each valve is set open or closed according to the following conditions: If T is open, both S and Z must be closed, R and Z cannot both be closed at the same time; If Y is closed, Z must also be closed;S and U cannot both be open at the same time. Which of the following, if given to the mixing vat operator as an instruction, would not determine the setting of any other valve ?
A S must be open
B T must be open
C U must be open
Main gas valve in a gaseous fuel burner is a __________ valve.
A Gate
B Butterfly
C Globe
D None of these
In Meyer's expansion valve, the expansion valve is driven by an eccentric having an angle of advance from
A 50° - 60°
B 60° - 70°
C 70° - 80°
D 80° - 90°
In Meyer's expansion valve, the main valve is driven by an eccentric having an angle of advance from
A 10° - 15°
B 15° - 25°
C 25° - 30°
D 30° - 40°

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