A. Globe valve
B. Plug-cock
C. Gate valve
D. Check valve
Related Mcqs:
- A 2″ gate valve fitted in a pipe is replaced by a similar globe valve. Pressure drop in gate valve was Δp. For the same discharge, the pressure drop across globe valve is__________________?
A. Δp
B. < Δp
C. > Δp
D. Δp2 - 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 - 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 - The inherent characteristic of an equal percentage valve relating flow rate ‘q’ with valve stem movement ‘x’ are described by the equation_________________?
A. dq/dx = K
B. dq/dx = K.q
C. dq/dx = K/q
D. dq/dx = Kq2 - Foot valve provided in the pump is a ______________ valve?
A. Direction control
B. Back pressure
C. Relief
D. Pressure reduction - The most economical flow control valve for use with large diameter pipes is a__________________?
A. Butterfly valve
B. Globe valve
C. Needle valve
D. None of these - A pipe of I.D. 4 m is bifurcated into two pipes of I.D. 2 m each. If the average velocity of water flowing through the main pipe is 5 m/sec, the average velocity through the bifurcated pipes is__________________?
A. 20 m/sec
B. 10 m/sec
C. 5 √2 m/sec
D. 5 m/sec - Reynolds number for flow of water at room temperature through 2 cm dia pipe at an average velocity of 5 cm/sec is around________________?
A. 2000
B. 10
C. 100
D. 1000 - A fluid (μ/ρ) = 0.01 cm2/sec is moving at critical flow condition (NRe = 2100) through a pipe of dia 3 cms. Velocity of flow is _______________ cm/sec?
A. 7
B. 700
C. 7000
D. 630