456. According to thermodynamic Farenhite scale, the fundamental interval between ice point to steam point is
457. In fluid flow and heat & mass transfer, one encounters (i) kinematic velocity (μ), (ii) molecular diffusivity (θ) and thermal diffusivity (α). The units of these quantities are
459. A fluid is termed as the Newtonion fluid, when the shear stress is __________ the velocity gradient.
460. Out of the following, maximum temperature drop for a given heat flow & for the same thickness will be in the case of
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