The manometer pictured has been filled with 2 different fluids and is open to the atmosphere on both sides. If fluid 1 has a density of 1g/cm3, the approximate density of fluid 2 is: Fluid 1 Fluid 2

a. Discuss the relative importance. Is it very important, somewhat important or not important? b. How does the viscosity of a polymer affect the printability and the print quality? c. What is a typical range of viscosity for successful 3-D printing?

3. Sketch and compare Edge and screw dislocations and give main the differences between them.

Describe with neat diagrams various types of commercial evaporators. Discuss the important features of forward feed multiple-effect evaporators.

Derive the equation of the weight percent to atomic percent conversion.

Determine the molecular formula and draw the molecular structure of the first 5 of the family Paraffins

The minimum clear space between the edges of openings in the screen surface a. Screen effectiveness O b. Mesh number O c. Screen aperture O d. Screen Capacity

Describe about the Electro-osmosis.

Explain in detail the temperature and humidity gradients in cooling tower.

8) What are the changes in relative density in different stages of sintering?