Two pipes of same length and diameters d and 2d respectively are connected in series. The diameter of an equivalent pipe of same length is________________?

Related Mcqs:

In steady flow of a fluid, the total accele ration of any fluid particle______________?

A. can be zero B. is never zero C. is always zero D. is independent of coordinates...

When an ideal fluid flows past a sphere________________?

A. highest intensity of pressure occurs around the circumference at right angles to flow B. lowest pressure intensity occurs at front stagnation point C. lowest pressure intensity occurs at rear stagnation point D. total drag is zero...

Surge wave in a rectangular channel is an example of_________________?

1. steady flow 2. unsteady flow 3. uniform flow 4. non-uniform flow The correct answer is? A. (1) and (3) B. (2) and (3) C. (1) and (4) D. (2) and (4)...

The distance y from pipe boundary, at which the point velocity is equal to average velocity for turbulent flow, is________________?

A. 0.223 R B. 0.423 R C. 0.577 R D. 0.707 R where R is radius of pipe...

A closed tank containing water is moving in a horizontal direction along a straight line at a constant speed. The tank also contains a steel ball and a bubble of air. If the tank is decelerated horizontally, then________________?

1. the ball will move to the front 2. the bubble will move to the front 3. the ball will move to the rear 4. the bubble will move to the rear Find out which of the above statements are correct ? A. (1) and (2) B. (1)and(4) C. (2) and (3) D. (3) and … A closed tank containing water is moving in a horizontal direction along a straight line at a constant speed. The tank also contains a...