A. pressure
B. kinematic viscosity
C. dynamic viscosity
D. surface tension
Related Mcqs:
- The unit of kinematic viscosity is_______________?
A. gm/cm-sec2
B. dyne-sec/cm2
C. gm/cm2-sec
D. cm2/sec - Metacentric height for small values of angle of heel is the distance between the________________?
A. centre of gravity and centre of buoy-ancy
B. centre of gravity and metacentre
C. centre of buoyancy and metacentre
D. free surface and centre of buoyancy - Coefficient of velocity of venturimeter_________________?
A. is independent of Reynolds number
B. decreases with higher Reynolds number
C. is equal to the coefficient of discharge of venturimeter
D. none of the above - The shear stress distribution for a fluid flowing in between the parallel plates, both at rest, is_______________?
A. constant over the cross section
B. parabolic distribution across the section
C. zero at the mid plane and varies linearly with distance from mid plane
D. zero at plates and increases linearly to midpoint - When time of closure tc = L/v0 (where L is length of pipe and v0 is speed of pressure wavE., the portion of pipe length subjected to maximum head is__________________?
A. L/4
B. L/3
C. L/2
D. L - Two pipe systems are said to be equivalent when_________________?
A. head loss and discharge are same in two systems
B. length of pipe and discharge are same in two systems
C. friction factor and length are same in two systems
D. length and diameter are same in two systems - For laminar flow in a pipe of circular cross-section, the Darcy’s friction factor f is________________?
A. directly proportional to Reynolds number and independent of pipe wall roughness
B. directly proportional to pipe wall roughness and independent of Reynolds number
C. inversely proportional to Reynolds number and indpendent of pipe wall roughness
D. inversely proportional to Reynolds number and directly proportional to pipe wall roughness - The pitot tube is used to measure________________?
A. velocity at stagnation point
B. stagnation pressure
C. static pressure
D. dynamic pressure - A right circular cylinder open at the top is filled with liquid and rotated about its vertical axis at such a speed that half the liquid spills out, then the pressure intensity at the center of bottom is___________________?
A. zero
B. one-fourth its value when cylinder was full
C. one-half its value when cylinder was full
D. cannot be predicted from the given data - A vertical rectangular plane surface is submerged in water such that its top and bottom surfaces are 1.5 m and 6.0 m res-pectively below the free surface. The position of center of pressure below the free surface will be at a distance of________________?
A. 3.75 m
B. 4.0 m
C. 4.2m
D. 4.5m
