Q. Air at 1 atm and 25 degree Celsius temperature, flows inside a 3 cm diameter tube with a velocity of 5.25 m/s. Determine value of Sherwood number for iodine transfer from the air stream to the weak surface. Assume the following thermos-physical properties of air.

D =0.82 * 10⁻⁶ m²/s
v = 15.5 * 10⁻⁶ m²/s

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Q. The empirical correlation for local mass transfer coefficient for laminar boundary layer flow past a flat plate is given by

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Q. The empirical correlation for local mass transfer coefficient for turbulent boundary layer flow past a flat plate is given by

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Q. The expression for average mass transfer coefficient is

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Q. Sherwood number is a function of

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Q. What is the melting point of chromium?

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Q. What is the melting point of cobalt?

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Q. Which one is having the highest melting point?

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Q. What is the melting point of germanium?

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Q. Which one is having a minimum melting point?

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Q. What is the melting point of nichrome?

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Q. What is the melting point of palladium?

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Q. Which one is having a maximum melting point?

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Q. What is the melting point of tin?

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Q. Which one is having a minimum melting point?

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Q. Given diagram shows diffusion of water vapor through air. Identify the correct statement.

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Q. Figure shows equimolal diffusion between species B and C. Identify the correct molar diffusion rate

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