91) If the velocity in a fluid flow does not change with respect to length of direction of flow, it is called

Answer Discuss in Comment

incompressible flow

92) If the velocity, pressure, density etc., change at a point with respect to time, the flow is called

Answer Discuss in Comment

unsteady

93) If the velocity in a fluid flow changes with respect to length of direction of flow, it is called

Answer Discuss in Comment

none of the above

94) If the density of a fluid changes from point to point in a flow region, it is called

Answer Discuss in Comment

compressible flow

95) If the density of a fluid is constant from point to point in a flow region, it is called

Answer Discuss in Comment

incompressible flow

96) If the fluid particles move in straight lines and all the lines are parallel to the surface, the flow is called

Answer Discuss in Comment

laminar

97) The range for co-efficient of discharge (Cd) for a venturimeter is

Answer Discuss in Comment

0.95 to 0.99

98) The difference in pressure head, measured by a mercury water differential manometer for a 20 m difference of mercury level will be

Answer Discuss in Comment

2.0 m

99) An oil of specific gravity 0.7 and pressure 0.14 kgf/cm2 will have the height of oil as

Answer Discuss in Comment

2 m of oil

100) The difference in pressure head, measured by a mercury-oil differential manometer for a 20 cm difference of mercury level will be (sp. gr. of oil = 0.8)

Answer Discuss in Comment

3.20 m of oil

Fluid & Hydraulics

91) If the velocity in a fluid flow does not change with respect to length of direction of flow, it is called

92) If the velocity, pressure, density etc., change at a point with respect to time, the flow is called

93) If the velocity in a fluid flow changes with respect to length of direction of flow, it is called

94) If the density of a fluid changes from point to point in a flow region, it is called

95) If the density of a fluid is constant from point to point in a flow region, it is called

96) If the fluid particles move in straight lines and all the lines are parallel to the surface, the flow is called

97) The range for co-efficient of discharge (Cd) for a venturimeter is

98) The difference in pressure head, measured by a mercury water differential manometer for a 20 m difference of mercury level will be

99) An oil of specific gravity 0.7 and pressure 0.14 kgf/cm2 will have the height of oil as

100) The difference in pressure head, measured by a mercury-oil differential manometer for a 20 cm difference of mercury level will be (sp. gr. of oil = 0.8)

Subject Notes

Objective Box

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Fluid & Hydraulics

91) If the velocity in a fluid flow does not change with respect to length of direction of flow, it is called

92) If the velocity, pressure, density etc., change at a point with respect to time, the flow is called

93) If the velocity in a fluid flow changes with respect to length of direction of flow, it is called

94) If the density of a fluid changes from point to point in a flow region, it is called

95) If the density of a fluid is constant from point to point in a flow region, it is called

96) If the fluid particles move in straight lines and all the lines are parallel to the surface, the flow is called

97) The range for co-efficient of discharge (Cd) for a venturimeter is

98) The difference in pressure head, measured by a mercury water differential manometer for a 20 m difference of mercury level will be

99) An oil of specific gravity 0.7 and pressure 0.14 kgf/cm2 will have the height of oil as

100) The difference in pressure head, measured by a mercury-oil differential manometer for a 20 cm difference of mercury level will be (sp. gr. of oil = 0.8)

Subject Notes

Objective Box

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