The depression of water table in a well due to pumping will be maximum_______________?

A. At a distance r from the well
B. Close to the well
C. At a distance r/2 from the well
D. None of the above

The distribution mains are designed for________________?

A. Maximum daily demand
B. Maximum hourly demand
C. Average daily demand
D. Maximum hourly demand on maxi¬mum day

The hourly variation factor is usually taken as______________?

A. 1.5
B. 1.8
C. 2.0
D. 2.7

The unit of kinematic viscosity is_______________?

A. Gm/cm-sec2
B. Dyne-sec/cm2
C. Gm/cm2-sec
D. Cm2/sec

Pascal-second is the unit of______________?

A. Pressure
B. Kinematic viscosity
C. Dynamic viscosity
D. Surface tension

An ideal fluid is_______________?

A. One which obeys newton’s law of viscosity
B. Frictionless and incompressible
C. Very viscous
D. Frictionless and compressible

If the dynamic viscosity of a fluid is 0.5 poise and specific gravity is 0.5, then the kinematic viscosity of that fluid in stokes is__________________?

A. 0.25
B. 0.50
C. 1.0
D. None of the above

The viscosity of a gas_______________?

A. Decreases with increase in temperature
B. Increases with increase in temperature
C. Is independent of temperature
D. Is independent of pressure for very high pressure intensities

Newton’s law of viscosity relates________________?

A. Intensity of pressure and rate of angular deformation
B. Shear stress and rate of angular deformation
C. Shear stress, viscosity and temperature
D. Viscosity and rate of angular deformation

The position of center of pressure on a plane surface immersed vertically in a static mass of fluid is______________?

A. At the centroid of the submerged area
B. Always above the centroid of the area
C. Always below the centroid of the area
D. None of the above