A. 1500
B. 330
C. 1000
D. 3000
Related Mcqs:
- Discharge from a 24 inch pipe of water at 10 ft/sec will be _____________ ft3/sec?
A. 7.65
B. 32.36
C. 48.22
D. 125.6 - A Rotameter through which air at room temperature and atmospheric pressure is flowing gives a certain reading for a flow rate of 100 cc/sec. If helium (molecular weight 4) is used and Rotameter shows the same reading, the flow rate (cc/sec) is__________________?
A. 26
B. 42
C. 269
D. 325 - 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 - The speed of a sound wave in a gas is analogous to the speed of ______________________?
A. An elementary wave in an open channel
B. Flow in an open channel
C. A disturbance travelling upstream in moving fluid
D. None of these - In case of isentropic flow, the speed of sound in an ideal gas is proportional to (where, T = absolute temperature) ?
A. 1/√T
B. 1/T
C. √T
D. T - In case of isentropic flow, the speed of sound in an ideal gas is proportional to (where M = molecular weight of the gas) ?
A. 1/√M
B. √M
C. 1/M
D. M - Speed of sound in an ideal gas depends on its________________?
A. Temperature
B. Pressure
C. Specific volume
D. None of these - The speed of sound in an ideal gas varies as the __________________?
A. Temperature
B. Pressure
C. Density
D. None of these - A Pitot tube indicates 5 cm of water (manometer) when it is being used for measuring velocity of air. The velocity of air in m/sec is___________________?
A. 5
B. 14.1
C. 56.22
D. 28.2 - 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
