What are the most commonly employed modes of heat transfer for drying? Does the temperature of the solid during drying depend on the mode?

Distillation is an essential operation used commonly for the separation of materials in process engineering. Explain clearly how relative volatility can influence separation process by distillation

b) A complete drying experiment for two different materials (sand and minced meat) was conducted in the laboratory. The results of drying rate for both materials are as shown in Figure 3. Compare and explain the drying rate behavior for sand and minced meat. Drying rate Sand Minced meat Drying time Figure 3 Relation between drying rate and drying time

List 4 key difference between closed cell and open cells spray foam insulation

In the dryer models for a belt dryer with throughcirculation and a direct-heat rotary dryer, is the rate of drying based on heat transfer or mass transfer? Why?

Under what drying conditions is the moisture-evaporation temperature equal to the wet-bulb temperature?

8. draw a diagram of the simple distillation system used to purify chloride and label each piece

5. Which technique(s) is useful for generating a three dimensional tissue scaffold: Solvent casting b. 3-D printing a. c. Etching d. Solvent casting-particulate leaching e. Cross-linking f. None of the above g. All of the above

Briefly explain the thermal spray coating process (coating of metal with powder) with diagram   Do not write in a piece of paper

What are the different periods that may occur during a drying operation and under what conditions do they occur?