A. principle of conservation of mass holds
B. velocity and pressure are inversely proportional
C. total energy is constant throughout
D. the energy is constant along a stream-line but may vary across streamlines
E. none of the above
Related Mcqs:
- The equation of continuity holds good when the flow____________________?
A. is steady
B. is one dimensional
C. velocity is uniform at all the cross sections
D. all of the above
E. none of the above - In the case of steady flow of a fluid, the acceleration of any fluid particle is________________?
A. constant
B. variable
C. zero
D. zero under limiting conditions
E. never zero - Bernoulli equation deals with the law of conservation of__________________?
A. mass
B. momentum
C. energy
D. work
E. force - All the terms of energy in Bernoulli’s equation have dimension of_______________?
A. energy
B. work
C. mass
D. length
E. time - Which of the following instruments is used to measure flow on the application of Bernoulli’s theorem_________________?
A. Venturimeter
B. Orifice plate
C. nozzle
D. pitot tube
E. all of the above - An ideal flow of any fluid must fulfill the following____________________?
A. Newton’s law of motion
B. Newton’s law of viscosity
C. Pascal’ law
D. Continuity equation
E. Boundary layer theory - An ideal flow of any fluid must satisfy __________________?
A. Pascal law
B. Newton’s law of viscosity
C. boundary layer theory
D. continuity equation
E. Bernoulli’s theorem - The fluid forces considered in the Navier Stokes equation are__________________?
A. gravity, pressure and viscous
B. gravity, pressure and turbulent
C. pressure, viscous and turbulent
D. gravity, viscous and turbulent
E. none of the above - Steady flow occurs when___________________?
A. the direction and magnitude of the velocity at all points are identical
B. the velocity of successive fluid particles, at any point, is the same at successive periods of time
C. the magnitude and direction of the velocity do not change from point to point in the fluid
D. the fluid particles move in plane or parallel planes and the streamline pat-terns are identical in each plane
E. velocity, depth, pressure, etc. change from point to point in the fluid flow - According to the principle of buoyancy a body totally or partially immersed in a fluid will be lifted up by a force equal to_________________?
A. the weight of the body
B. more than the weight of the body
C. less than the weight of the body
D. weight of the fluid displaced by the body
E. weight of body plus the weight of the fluid displaced hy the body
