Test: Thermodynamics - 3

# Test: Thermodynamics - 3

Test Description

## 25 Questions MCQ Test Mechanical Engineering SSC JE (Technical) | Test: Thermodynamics - 3

Test: Thermodynamics - 3 for Mechanical Engineering 2022 is part of Mechanical Engineering SSC JE (Technical) preparation. The Test: Thermodynamics - 3 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Thermodynamics - 3 MCQs are made for Mechanical Engineering 2022 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Thermodynamics - 3 below.
Solutions of Test: Thermodynamics - 3 questions in English are available as part of our Mechanical Engineering SSC JE (Technical) for Mechanical Engineering & Test: Thermodynamics - 3 solutions in Hindi for Mechanical Engineering SSC JE (Technical) course. Download more important topics, notes, lectures and mock test series for Mechanical Engineering Exam by signing up for free. Attempt Test: Thermodynamics - 3 | 25 questions in 50 minutes | Mock test for Mechanical Engineering preparation | Free important questions MCQ to study Mechanical Engineering SSC JE (Technical) for Mechanical Engineering Exam | Download free PDF with solutions
 1 Crore+ students have signed up on EduRev. Have you?
Test: Thermodynamics - 3 - Question 1

### A notch can be used to measure flow in

Test: Thermodynamics - 3 - Question 2

### Which of the following forces are consider in Navier stokes eq. a. Pressure b. viscous c. Turbulence d. gravity e. surface Tension

Test: Thermodynamics - 3 - Question 3

### For laminar flow between two flat plates the flow varies as

Test: Thermodynamics - 3 - Question 4

A what distance r from center of pipe of radiusR does average velocity occurs in a laminar flow

Test: Thermodynamics - 3 - Question 5

The shear force on a plate of area 1m2 whenlubricating oil of viscosity 9.81 poise. Filled b/wtwo parallel plate 1 cm apart moving with relatedvelocity of 2m/s.

Test: Thermodynamics - 3 - Question 6

Power transmitted through a pipe is given by :-

Q → Discharge
hf → Head loss due to friction in pipe

Test: Thermodynamics - 3 - Question 7

If the end of a pipe is suddenly closed which phenomenon would occur.

Test: Thermodynamics - 3 - Question 8

Air is flowing over a flat plate with a free streamvelocity of 24 m/s and its kinematic viscosity is 75 × 10-6 m2/s. It at a particular point reynoldsno. is 24000, the distance of the point from leading edge will be,

Test: Thermodynamics - 3 - Question 9

Which of the following chart is relation betweenfriction factor, reynolds no. and relative roughness

Test: Thermodynamics - 3 - Question 10

For towing of ships in a sea which of the followingmodel law would you use

Test: Thermodynamics - 3 - Question 11

The drag force encountered by a fluid on a bodyimmersed in the fluid is due to

Test: Thermodynamics - 3 - Question 12

When pressure drag is greater than that of frictiondrag the shape of the body is

Test: Thermodynamics - 3 - Question 13

The force on a curved place due to a jet of area 'a' velocity 'v' and angle of deflection 'o' is .

Test: Thermodynamics - 3 - Question 14

Heat transferred at constant pressure _____ the enthalpy of a system.

Detailed Solution for Test: Thermodynamics - 3 - Question 14

At constant pressure, (dQ) = dh where h = u + pv is the specific enthalpy of the system.

Test: Thermodynamics - 3 - Question 15

Torque can be defined as

Test: Thermodynamics - 3 - Question 16

If hm = mechanical efficiency
hh = hydraulic efficiency
hg = generating efficiency
ho = overall efficiency

Which of the following is true: -

Test: Thermodynamics - 3 - Question 17

Degree of reaction of pelton turbine is

Test: Thermodynamics - 3 - Question 18

For pelton turbine with blade angle ( Ø )maximum efficiency when u = v/2 is given by

Test: Thermodynamics - 3 - Question 19

Francis Turbine is a

a. Inward flow
b. outward flow
d. Tangential
e. Reaction
f. Impulse

Test: Thermodynamics - 3 - Question 20

It Do = Dia at outlet
Dn = Dia of hub
Vf = Flow velocity
Vw = whrill velocity
V = Absolute velocity Flow through an axial turbine can be given as

Test: Thermodynamics - 3 - Question 21

No. of vanes in a radial turbine and axial turbineare respectively

Test: Thermodynamics - 3 - Question 22

The discharge of double acting Reciprocating pump can be given as

Test: Thermodynamics - 3 - Question 23

The speed ratio of pelton wheel operating undera head of 900 m is 0.45. what is the peripheralvelocity of the turbine wheel.

Test: Thermodynamics - 3 - Question 24

Cavitation in hydraulic machines occurs at
1. Exit of pump
2. Entry of turbine

Which of the statements is correct

Test: Thermodynamics - 3 - Question 25

Consider the following data for the performance of a centrifugal pump.
Speed = 1000 rpm.
flow = 50 liters persecond
power = 10 kW.

It the speed is increased to 1500 rpm, the powerwill be nearly equal to

## Mechanical Engineering SSC JE (Technical)

6 videos|89 docs|55 tests
 Use Code STAYHOME200 and get INR 200 additional OFF Use Coupon Code
Information about Test: Thermodynamics - 3 Page
In this test you can find the Exam questions for Test: Thermodynamics - 3 solved & explained in the simplest way possible. Besides giving Questions and answers for Test: Thermodynamics - 3, EduRev gives you an ample number of Online tests for practice

## Mechanical Engineering SSC JE (Technical)

6 videos|89 docs|55 tests