The activation enthalpy for interstitial diffusion increases as the size of the interstitial atom increases.
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On average, the fraction of atoms with an energy of ?G or more than the mean energy is given by_____
Insoluble residue test is used to determine______
The tendency to de-emulsify quantitatively is determined by ______test.
The time required for the constituents to separate from the emulsion is known as ______
Specific gravity is determined by ______ test.
Which of the following equation is related to Fick’s second law_________
______ is used to find the viscosity of the lubricating oil.
Diffusion coefficient of B-atom is given as 2.5m²/s and L value is given as 2m, calculate the relaxation time?
For a two-stroke engine ______ system of engine lubrication is used.
The average range of oil mixed with petrol in a two-stroke engine ______