A. Temperature
B. Pressure
C. Density
D. None of these
Related Mcqs:
- 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 - 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 - Speed of sound in an ideal gas depends on its________________?
A. Temperature
B. Pressure
C. Specific volume
D. None of these - The pressure and power requirement of a gas fan at constant speed & capacity varies ____________ the gas density?
A. Directly as
B. Inversely as square root of
C. Inversely as
D. As square of - 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 centrifugal fan or blower, the gas capacity varies as __________________?
A. Speed
B. (Speed)2
C. (Speed)3
D. (Speed)0.5 - Power requirement of fans having constant wheel diameter varies _____________ fan speed?
A. As square of
B. Directly as
C. As cube of
D. None of these - An ideal plastic substance indicates no deformation, when stressed upto yield stress, but behaves like a Newtonian fluid beyond yield stress. Which of the following is an ideal plastic ?
A. Sewage sludge
B. Rubber latex
C. Blood
D. Sugar solution - What is the speed of sound (m/sec) in ordinary water ?
A. 1500
B. 330
C. 1000
D. 3000 - Mercury is an ideal barometric fluid mainly due to its __________________?
A. High density
B. Low compressibility
C. Low capillary action
D. Very low vapor pressure
