Pressure is defined as :

How is relative lowering of vapour pressure defined for a solution consisting of volatile solvent and non-volatile solute ? How is this function related to the mole fraction of the solvent and of the solute?

What is the SI unit of pressure ? Define it.

How is pressure of a gas defined ?

How is pressure of a gas defined ?

Define pressure of the fluid, state its SI unit and dimension.

What is the SI unit for atmospheric pressure? Define it.

Define pressure coefficient of a gas.

Define pressure. What is its unit?