A. discharge
B. velocity of gas
C. pressure intensity of gas
D. pressure intensity of liquid
0
Density of water is maximum at ___________________?
0
Property of a fluid by which its own molecules are attracted is called ________________?
A. 0°C
B. 0°K
C. 4°C
D. 100°C
E. 20°C.
0
The property of a fluid which enables it to resist tensile stress is known as________________?
A. adhesion
B. cohesion
C. viscosity
D. compressibility
E. surface tension
0
The specific weight of water is 1000 kg/m” _______________?
A. compressibility
B. surface tension
C. cohesion
D. adhesion
E. viscosity.
0
When the flow parameters at any given instant remain same at every point, then flow is said to be____________________?
A. at norma] pressure of 760 mm
B. at 4°C temperature
C. at mean sea level
D. all the above
E. none of the above.
0
The normal stress in a fluid will be constant in all directions at a point only if_________________?
A. quasi static
B. steady state
C. laminar
D. uniform
E. static.
0
An object having 10 kg mass weighs 9.81kg on a spring balance. The value of ‘g’ at this place is___________________?
A. it is incompressible
B. it has uniform viscosity
C. it has zero viscosity
D. it is frictionless
E. it is at rest.
0
The surface tension of mercury at normal temperature compared to that of water is____________________?
A. 10m/sec2
B. 9.81 m/sec2
C. 10.2/m sec
D. 9.75 m/sec2
E. 9 m/sec .
0
For very great pressures, viscosity of moss gases and liquids __________________?
A. more
B. less
C. same
D. more or less depending on size of glass tube
E. none of the above.
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