www.ThinkITI.com

Home
MCQ
Search
Free Apps
Important
Study Groups
Contact Us
Policy

Home
MCQ
Objective Questions
Engineering
Mechanical
ME Set-1
Hydraulics and fluid mechanics
184

Hydraulics and fluid mechanics MCQ with Answers

184) A jet of water discharging from a 40 mm diameter orifice has a diameter of 32 mm at its vena contracta. The coefficient of contraction is

0.46

0.64

0.78

0.87

Answer is:

0.64

Hydraulics and fluid mechanics MCQ with Answers

For more MCQ's Click Here

Related Hydraulics and fluid mechanics MCQ with Answers

185) A vertical wall is subjected to a pressure due to one kind of liquid, on one of its sides. Which of the following statement is correct?

The pressure on the wall at the liquid level is minimum.

The pressure on the bottom of the wall is maximum.

The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum

The pressure on the bottom of the wall is zero.

Answer is:

The pressure on the wall at the liquid level is zero, and on the bottom of the wall is maximum

186) Water is a __________ fluid.

real

ideal

newtonian

non-newtonian

Answer is:

newtonian

187) The celerity (velocity) of a pressure wave in a fluid is given by (where K = Bulk modulus, and ? = Density of the fluid)

K.?

K/?

?/K

K.?

Answer is:

K/?

188) The pressure intensity in kN/m² (or kPa) at any point in a liquid is (where w = Specific weight of liquid, and h = Depth of liquid from the surface)

w

wh

w/h

h/w

Answer is:

wh

Hydraulics and fluid mechanics MCQ with Answers

For more MCQ's Click Here