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

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


Test Description

10 Questions MCQ Test - Test: Flow of Compressible Fluids - 1

Test: Flow of Compressible Fluids - 1 for Mechanical Engineering 2024 is part of 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 course for Mechanical Engineering & Test: Flow of Compressible Fluids - 1 solutions in Hindi 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 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

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