A. pv = constant
B. pvr= constant
C. pvr = constant, and process is reversible
D. None of these
Related Mcqs:
- 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 - The temperature in isentropic flow_______________?
A. Does not depend on Mach number
B. Depends on Mach number only
C. Cannot drop and then increase again downstream
D. None of these - The ______________ pressure is measured by a static tube?
A. Dynamic
B. Static
C. Total
D. None of these - With increase in molecular weight of the gas, the head developed by a centrifugal compressor will________________?
A. Decrease
B. Increase
C. Remain same
D. Unpredictable - Pick out the correct statement pertaining to Venturimeter ?
A. A Venturimeter with a fixed pressure drop discharges more, when the flow is vertically
downward, than when the flow is vertically upward
B. The co-efficient of contraction of a Venturimeter is always unity
C. For a fixed pressure drop, the discharge of a gas through a Venturimeter is greater, when
compressibility is taken into account, than when it is neglected
D. None of these - Which of the following flow measuring devices is an area meter ?
A. Venturimeter
B. Orificemeter
C. Anemometer
D. Rotameter - Normal depth in open channel flow is the depth of flow in the channel ____________________?
A. Corresponding to uniform flow
B. Measured normal to the channel bed
C. Corresponding to steady flow
D. None of these - Quicksand is an example of a __________ fluid?
A. Bingham plastic
B. Dilatant
C. Newtonian
D. Pseudo plastic - In a stabilised soap bubble, pressure inside it compared to external pressure is________________?
A. More
B. Less
C. Same
D. Unpredictable
