Fluid Mechanics Mcqs


Q.  The discharge of a liquid of kinematic viscosity 4 cm2/sec through a 8 cm dia-meter pipe is 3200n cm7sec. The type of flow expected is__________________?

a. laminar flow
b. transition flow
c. turbulent flow
d. not predictable from the given data


ANSWER: See Answer
 
No explanation is available for this question!
MCQs:  If velocity is zero over l/3rd of a cross-section and is uniform over remaining 2/3rd of the cross-section, then the correction factor for kinetic energy is__________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  Least possible value of correction factor for________________? 1. kinetic energy is zero 2. kinetic energy is 1 3. momentum is zero 4. momentum is 1 The correct statements are?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  When the velocity distribution is uniform over the cross-section, the correction factor for momentum is__________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  Flow at constant rate through a tapering pipe is________________? 1. steady flow 2. uniform flow 3. unsteady flow 4. non-uniform flow The correct answer is?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  Select the incorrect statement_________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  A closed tank containing water is moving in a horizontal direction along a straight line at a constant speed. The tank also contains a steel ball and a bubble of air. If the tank is decelerated horizontally, then________________? 1. the ball will move to the front 2. the bubble will move to the front 3. the ball will move to the rear 4. the bubble will move to the rear Find out which of the above statements are correct ?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  Which of the following is an incorrect statement_______?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  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___________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  When a liquid rotates at a constant angular velocity about a vertical axis as a rigid body, the pressure intensity varies________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  The point in the immersed body through which the resultant pressure of the liquid may be taken to act is known as__________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  The increase in meta centric height_________________? 1. increases stability 2. decreases stability 3. increases comfort for passengers 4. decreases comfort for passengers The correct answer is?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  If the weight of a body immersed in a fluid exceeds the buoyant force, then the body will________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  A floating body is said to be in a state of stable equilibrium_________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  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________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  The position of center of pressure on a plane surface immersed vertically in a static mass of fluid is______________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  Newton’s law of viscosity relates________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  The viscosity of a gas_______________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  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__________________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  An ideal fluid is_______________?
Category: Civil Engineering Mcqs,   Published by: teswesm
MCQs:  Pascal-second is the unit of______________?
Category: Civil Engineering Mcqs,   Published by: teswesm