A floating/submerged body is always stable, if its centre of gravity________?

Which of the following is not fixed by the process requirements, in the design of absorbers?

Wrought iron is a suitable material of construction for handling ________ solutions?

Low thermal conductivity of heat insulating materials is due to its________?

In a shell and tube heat exchanger, the flow rate of heating/cooling fluid is the ________ variable?

Fanning friction factor equation applies to the ________ fluid flow?