Earn $100 Online Daily. Work From Home. Click Here

What is the correct answer?


Which of the following statement is correct?

A. In a compressible flow, the volume of the flowing liquid changes during the flow

B. A flow, in which the volume of the flowing liquid does not change, is called incompressible flow

C. When the particles rotate about their own axes while flowing, the flow is said to be rotational flow

D. All of the above

Related Questions

A hemispherical tank of radius (R) has an orifice of cross-sectional area… A fluid is said to be ideal, if it is The divergent portion of a Venturimeter is made longer than convergent… A body floats in stable equilibrium Which of the following is the unit of kinematic viscosity? An open tank containing liquid is made to move from rest with a uniform… When the Mach number is more than 6, the flow is called The specific weight of water in S.I. units is taken as The body will float if the force of buoyancy is __________ the weight… Which of the following instruments is used to measure flow on the application… Stoke is the unit of The discharge of a depressed nappe is 6 to 7 percent __________ that of… Froude number is significant in For very great pressures, viscosity of moss gases and liquids The velocity corresponding to Reynold number of 2800, is called Metacentre is the point of intersection of According to Newton's law of viscosity, the shear stress on a layer of… Rain drops are spherical because of The discharge over the trapezoidal notch is equal to the discharge over… A piece of metal of specific gravity 13.6 is placed in mercury of specific… The normal stress is same in all directions at a point in a fluid A fluid in equilibrium can't sustain A differential manometer is used to measure When the Mach number is between __________ the flow is called super-sonic… The variation in the volume of a liquid with the variation of pressure… The resultant upward pressure of the fluid on an immersed body due to… The ratio of the inertia force to the elastic force is called According to Francis formula, the discharge over a rectangular weir is… The torque required to overcome viscous resistance of a collar bearing… The fluid forces considered in the Navier Stokes equation are