Calculate the value of D at 1768K from the given parameters? (In 10-6 – McqOptions

MCQOPTIONS

1.	Calculate the value of D at 1768K from the given parameters? (In 10-6 m2/s)Self-diffusionD° = 83mm2/sQ = 283.4 KJ/mol
A.	0.29
B.	0.35
C.	0.49
D.	0.67
Answer» C. 0.49

Discussion

No Comment Found

Related MCQs

T/Tm is known as____________
Calculate the total flux of A-atoms across a stationary plane with respect to the specimen from the following parameters?Diffusive flux is given as 3 (moles/m2s)Flux due to velocity of the lattice is given as 4(moles/m2s)
Calculate the value of D at 1768K from the given parameters? (In 10-6 m2/s)Self-diffusionD° = 83mm2/sQ = 283.4 KJ/mol
If the inter-diffusion coefficient is given as 3m2/s and the L value is given as 2m. Calculate the relaxation time?
If the mole fraction of A and B are given as 1/3 and 2/3 respectively and their respective diffusion coefficient are 6 and 3. Calculate the inter-diffusion coefficient (in m2/s)
In general it is found that in any given couple, atoms with the lower melting point possess a higher D. (Diffusion Coefficient).
Correlation factor of a simple cubic crystal structure is _______
Correlation factor in interstitial diffusion is _____
Vacancy diffusion is slower than interstitial diffusion, because_______
When atoms migrate by the vacancy process the jumping of an atom into a vacant site can equally well be regarded as the jumping of the vacancy onto the atom.