Heat-transfer Questions Set 21:
On which type of surface does drop-wise condensation usually occur?
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In which mode of heat transfer is the rate of heat transfer maximum?
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Find the temperature gradient if the thermal conductivity is 9.5 W/mK, the area is 4.2 m^2, and the heat flow rate is 29925 W.
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The cooling of the human body primarily takes place through which type of convection?
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In a large thin plate with uniform surface temperature, the temperature distribution in the steady state condition will be:
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Which type of fin provides the maximum heat dissipation rate at the minimum material cost?
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40% of incident radiant energy on the surface of a thermally transparent body is reflected back. If the transmissivity of the body is 0.15, then the absorptivity of the surface is
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Find the Reynolds number if the velocity is 4 m/s, the thickness of the hydrodynamic boundary layer is 0.4 m, and the kinematic viscosity is 21.09 × 10^-6 m²/s.
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Which statement is true regarding steady state condition?
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What does the negative sign in Fourier's heat conduction equation indicate?
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