Hi Arbaaz,

Nicely compiled. 

Yes, very high flow wrt 0.5 in line size and hence velocity  affirms your recent entry into the professional world.

There are many online calculators available on net, you will need to validate your results yourself.

As pointed out by latexman, try to make it printer friendly. Avoid merging cells. Round off the calculated values to a meaningful figure and easy on eyes.

Over all a very well made worksheet.