Question

Gas flows through the nozzle from an area of _____ pressure (called the chamber) to one of _____ pressure

(a) High, low

(b) Low, high

(c) Same, same

(d) Constant, Infinite

The question was asked by my college professor while I was bunking the class.

This interesting question is from Flow through Nozzles topic in portion Flow Through Pipes of Fluid Mechanics

Answer 1

Right choice is (a) High, low

For explanation: Anything that flows or runs moves from a region of higher value to lower value. We can take the example of any physical parameter like pressure, altitude etc. Hence, here the gas will flow from high to low pressure regions.