FLUID MECHANICS: —INTERVIEW SHORT QUESTION ANSWERS ON circulation, vorticity, Venturimeter, Orifice meter and rotameter, coefficient of discharge, Continuity equation, capillary action, lower and upper critical Reynolds numbers, measurement of discharge in Venturimeter and Orifice meter, friction coefficient in laminar and turbulent flow Define circulation. How is it different from vorticity? Circulation It is defined as […]
INTERVIEW SHORT QUESTION ANSWERS ON FLUID MECHANICS– SHEET 3 :Assumptions in the Bernoulli’s theorem, Pascal’s Law, Froude’s number and its significance, difference between Darcy and Fanning equations for the pressure drop State the assumptions used in the Bernoulli’s theorem. Assumptions used in the derivation of Bernoulli’s theorem are Fluid is ideal i.e. there are no losses […]
INTERVIEW SHORT QUESTION ANSWERS ON FLUID MECHANICS -SHEET 2 :Weber number and its significance, definition of a Weir, differences between a notch and a weir, head loss due to friction in a turbulent liquid, major and minor losses in a pipe flow, two most commonly used pipe joints What is a Weber number? State its significance. […]
FLUID FLOW MEASURING METERS, THEIR APPLICATIONS AND COMPARISON The followings are the most common criterions for fluid flow meter. (i) Differential Pressure Flow meters (ii) Velocity Flow meters (iii) Positive Displacement Flow meters (iv) Mass Flow meters (v) Open Channel Flow meters Differential Pressure Flow meters Pressure drop is created by inserting obstructions in the flow. […]