In the case of a liquid film which of the following is true? (Where – McqOptions

MCQOPTIONS

1.	In the case of a liquid film which of the following is true? (Where is the interfacial free energy and A is the area of the interface).
A.	(d /dA) > 0
B.	(d /dA) < 0
C.	(d /dA) = 0
D.	Cannot be predicted
Answer» D. Cannot be predicted

Discussion

No Comment Found

Related MCQs

Which of the following can be used to calculate surface energy of a solid?
In case of coherent interface elastic energy associated with the interface along with the interfacial energy determines its_______
In a typical fluid-vapor interface, the interfacial excess free energy is same as ________
In the equation dG = A*d + *dA, if d = 0, what does that mean? ( is the interfacial free energy, A is the area of interface).
Which among the following has the typical energy (J/m<sup>2</sup>) in the order 10<sup>-1</sup>?
The anisotropy in crystalline solid is prominent at ___
Solids are much more viscous than liquid films and there is transfer of atoms from the bulk to the surface.
Interfacial free energy is anisotropic in crystalline solids?
What is the order of interfacial free energy found in Grain Boundary?
Why is the value of (d /dA) =0 in case of a liquid film?