Mechanical Engineering Exam  >  Mechanical Engineering Tests  >  Fluid Mechanics for Mechanical Engineering  >  Test: Flow of Compressible Fluids - 1 - Mechanical Engineering MCQ

Test: Flow of Compressible Fluids - 1 - Mechanical Engineering MCQ


Test Description

10 Questions MCQ Test Fluid Mechanics for Mechanical Engineering - Test: Flow of Compressible Fluids - 1

Test: Flow of Compressible Fluids - 1 for Mechanical Engineering 2024 is part of Fluid Mechanics for Mechanical Engineering preparation. The Test: Flow of Compressible Fluids - 1 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Flow of Compressible Fluids - 1 MCQs are made for Mechanical Engineering 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Flow of Compressible Fluids - 1 below.
Solutions of Test: Flow of Compressible Fluids - 1 questions in English are available as part of our Fluid Mechanics for Mechanical Engineering for Mechanical Engineering & Test: Flow of Compressible Fluids - 1 solutions in Hindi for Fluid Mechanics for Mechanical Engineering course. Download more important topics, notes, lectures and mock test series for Mechanical Engineering Exam by signing up for free. Attempt Test: Flow of Compressible Fluids - 1 | 10 questions in 30 minutes | Mock test for Mechanical Engineering preparation | Free important questions MCQ to study Fluid Mechanics for Mechanical Engineering for Mechanical Engineering Exam | Download free PDF with solutions
Test: Flow of Compressible Fluids - 1 - Question 1

At normal atompsheric conditions, the ratio of the speed of sound in water to that in air is about

Detailed Solution for Test: Flow of Compressible Fluids - 1 - Question 1

The sonic velocity in air at 15°C is about 340 m/s and that in water at the same temperature is about 1440 m/s.

Test: Flow of Compressible Fluids - 1 - Question 2

The velocity of sound is largest in

Detailed Solution for Test: Flow of Compressible Fluids - 1 - Question 2

Sonic velocity is higher in flow mediums with high bulk modulus and low density 

1 Crore+ students have signed up on EduRev. Have you? Download the App
Test: Flow of Compressible Fluids - 1 - Question 3

The area velocity relationship for compressible fluid flow is

Detailed Solution for Test: Flow of Compressible Fluids - 1 - Question 3

The continuity equation in differential form is

The differential form for energy in isentropic flow is 

From the above two equations,

Test: Flow of Compressible Fluids - 1 - Question 4

The speed of sound in oxygen at a pressure of 100 kPa (absolute) and 27°C is (Take R = 260 J/kg K and K = 1.4)

Detailed Solution for Test: Flow of Compressible Fluids - 1 - Question 4

Test: Flow of Compressible Fluids - 1 - Question 5

An airplane is flying at an altitude where the pressure is 20 kPa (absolute) and the density is 0.28 kg/m3. If the plane has attained a mach number of 1,8, what is the speed of plane in km/hr?

Detailed Solution for Test: Flow of Compressible Fluids - 1 - Question 5

Velocity of sound,

Test: Flow of Compressible Fluids - 1 - Question 6

 A rocket is found to have a speed of 2160 km/hr in air at a temperature of -40°C. What is approximate Mach angle? [Take R = 287 J/kg K and K = 1.4]

Detailed Solution for Test: Flow of Compressible Fluids - 1 - Question 6

Test: Flow of Compressible Fluids - 1 - Question 7

Match List-1 (phenomena) with List-il (causes) and select the correct answer using the codes given below the lists:

Test: Flow of Compressible Fluids - 1 - Question 8

The prime parameter causing change of state in a Fanno flow is

Detailed Solution for Test: Flow of Compressible Fluids - 1 - Question 8

In Fanno Line Flow two assumptions are made
1. No friction
2. During the flow, no heat transfer is taking place.

Test: Flow of Compressible Fluids - 1 - Question 9

Acoustic velocity in an elastic gaseous medium is proportional to

Detailed Solution for Test: Flow of Compressible Fluids - 1 - Question 9

Test: Flow of Compressible Fluids - 1 - Question 10

 In a normal shock wave in one-dimensional flow

56 videos|104 docs|75 tests
Information about Test: Flow of Compressible Fluids - 1 Page
In this test you can find the Exam questions for Test: Flow of Compressible Fluids - 1 solved & explained in the simplest way possible. Besides giving Questions and answers for Test: Flow of Compressible Fluids - 1, EduRev gives you an ample number of Online tests for practice

Top Courses for Mechanical Engineering

Download as PDF

Top Courses for Mechanical Engineering