Property of a fluid by which molecules of different kinds of fluids are attracted to each other is called________________?
(A) adhesion
(B) cohesion
(C) viscosity
(D) compressibility
(D) surface tension
Mercury does not wet glass. This is due to property of liquid known as_________________?
(A) adhesion
(B) cohesion
(C) surface tension
(D) viscosity
(D) compressibility
The value of mass density in kgsecVm4 for water at 0°C is_______________?
(A) 1
(B) 1000
(C) 100
(D) 101.9
(D) 91
Liquids________________?
(A) cannot be compressed
(B) occupy definite volume
(C) are not affected by change in pressure and temperature
(D) GO are not viscous
(D) none of the above
If no resistance is encountered by displacement, such a substance is known as___________________?
(A) fluid
(B) water
(C) gas
(D) perfect solid
(D) ideal fluid
Practical fluids____________________?
(A) are viscous
(B) possess surface tension
(C) are compressible
(D) possess all the above properties
(D) possess none of the above properties
Fluid is a substance that_______________?
(A) cannot be subjected to shear forces
(B) always expands until it fills any container
(C) has the same shear stress.at a point regardless of its motion
(D) cannot remain at rest under action of any shear force
(D) flows
A fluid is said to be ideal, if it is________________?
(A) incompressible
(B) inviscous
(C) viscous and incompressible
(D) inviscous and compressible
(D) inviscous and incompressible
The volumetric change of the fluid caused by a resistance is known as_________________?
(A) volumetric strain
(B) volumetric index
(C) compressibility
(D) adhesion
(D) cohesion
Surface tension has the units of____________________?
(A) newtons/m
(B) newtons/m
(C) new tons/m
(D) newtons
(D) newton m