The Nusselt number depends only on the Rayleigh number (product of the Grashof and Prandtl numbers) in the limit of
A. Low Grashof number and low Prandtl number
B. Low Grashof number and high Prandtl number
C. High Grashof number and low Prandtl number
D. High Grashof number and high Prandtl number
Answer: Option C
This Question Belongs to Metallurgical Engineering >> Miscellaneous In Metallurgy
The extending the polymer chain by successive addition of monomers units is called
A. Propagation
B. Termination
C. Both A and B
D. None of these
If Reynolds number is greater than 1, then the
A. Viscous force is larger than the inertia force
B. inertia force is larger than the viscous force
C. inertia force is larger than the surface tension force
D. inertia force is larger than the gravitational force
Which is the correct (degree) temperature range for spherodized carbide in low carbon steel
A. 750-950°C
B. 950-1150°C
C. 550-750°C
D. None of these
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