Test: Fluid Mechanics Level - 1

# Test: Fluid Mechanics Level - 1

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## 25 Questions MCQ Test Mechanical Engineering SSC JE (Technical) | Test: Fluid Mechanics Level - 1

Test: Fluid Mechanics Level - 1 for Mechanical Engineering 2023 is part of Mechanical Engineering SSC JE (Technical) preparation. The Test: Fluid Mechanics Level - 1 questions and answers have been prepared according to the Mechanical Engineering exam syllabus.The Test: Fluid Mechanics Level - 1 MCQs are made for Mechanical Engineering 2023 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Fluid Mechanics Level - 1 below.
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Test: Fluid Mechanics Level - 1 - Question 1

### Which of the following is the unit of kinematic viscosity ?

Test: Fluid Mechanics Level - 1 - Question 2

### A one dimensional flow is one which

Test: Fluid Mechanics Level - 1 - Question 3

### Alcohol is used in manometers because

Test: Fluid Mechanics Level - 1 - Question 4

Free surface of a liquid tends to contract to the smallest possible area due to force of

Test: Fluid Mechanics Level - 1 - Question 5

Falling drops of water become spheres due to the property of

Test: Fluid Mechanics Level - 1 - Question 6

If cohesion between molecules of a fluid is greater than adhesion between fluid and glass, then the free level of fluid in a dipped glass tube will be

Test: Fluid Mechanics Level - 1 - Question 7

The point in the immersed body through which the resultant pressure of the liquid may be taken to act is known as

Test: Fluid Mechanics Level - 1 - Question 8

The resultant upward pressure of the fluid on an immersed body is called

Test: Fluid Mechanics Level - 1 - Question 9

The hydraulic mean depth or the hydraulic radius is the ratio of

Test: Fluid Mechanics Level - 1 - Question 10

Poise is the unit of

Test: Fluid Mechanics Level - 1 - Question 11

The buoyancy depends on

Test: Fluid Mechanics Level - 1 - Question 12

The centre of gravity of the volume of the liquid displaced by an immersed body is called

Test: Fluid Mechanics Level - 1 - Question 13

A piece of metal of specific gravity 13.6 is placed in mercury of specific gravity 13.6, what fraction of it volume is under mercury

Test: Fluid Mechanics Level - 1 - Question 14

The capillary rise at 20ºC in a clean glass tube of 1 mm bore containing water is approximately

Test: Fluid Mechanics Level - 1 - Question 15

If the surface of liquid is convex, then

Detailed Solution for Test: Fluid Mechanics Level - 1 - Question 15

Explanation : If the surface of the liquid is convex, then the cohesion pressure will be increased. A convex meniscus occurs when the particles in the liquid have stronger attraction to each other than the material of the container.

Test: Fluid Mechanics Level - 1 - Question 16

To avoid an interruption in the flow of a syphon, an air vessel is provided

Test: Fluid Mechanics Level - 1 - Question 17

The vapour pressure over the concave surface is

Test: Fluid Mechanics Level - 1 - Question 18

The process of diffusion of one liquid into the other through a semi-permeable membrane is called

Test: Fluid Mechanics Level - 1 - Question 19

The dimensions of coefficient of viscosity are

Test: Fluid Mechanics Level - 1 - Question 20

The continuity equation is connected with

Test: Fluid Mechanics Level - 1 - Question 21

Capillary action is due to the

Test: Fluid Mechanics Level - 1 - Question 22

Newton's law of viscosity is a relationship between

Test: Fluid Mechanics Level - 1 - Question 23

The atmospheric pressure with rise in altitude decreases

Test: Fluid Mechanics Level - 1 - Question 24

Barometer is used to measure

Test: Fluid Mechanics Level - 1 - Question 25

Piezometer is used to measure

## Mechanical Engineering SSC JE (Technical)

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## Mechanical Engineering SSC JE (Technical)

6 videos|97 docs|57 tests