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Test: Hydraulics & Fluid Mechanics - 2 - Civil Engineering (CE) MCQ


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25 Questions MCQ Test Additional Documents & Tests for Civil Engineering (CE) - Test: Hydraulics & Fluid Mechanics - 2

Test: Hydraulics & Fluid Mechanics - 2 for Civil Engineering (CE) 2024 is part of Additional Documents & Tests for Civil Engineering (CE) preparation. The Test: Hydraulics & Fluid Mechanics - 2 questions and answers have been prepared according to the Civil Engineering (CE) exam syllabus.The Test: Hydraulics & Fluid Mechanics - 2 MCQs are made for Civil Engineering (CE) 2024 Exam. Find important definitions, questions, notes, meanings, examples, exercises, MCQs and online tests for Test: Hydraulics & Fluid Mechanics - 2 below.
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Test: Hydraulics & Fluid Mechanics - 2 - Question 1

The coefficient of discharge for an external mouthpiece is

Test: Hydraulics & Fluid Mechanics - 2 - Question 2

A tank of uniform cross-sectional area (A) containing liquid upto height (H1) has an orifice of cross-sectional area (a) at its bottom. The time required to empty the tank completely will be

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Test: Hydraulics & Fluid Mechanics - 2 - Question 3

A siphon is used to connect two reservoirs at different levels intervened by a high ridge.

Test: Hydraulics & Fluid Mechanics - 2 - Question 4

A flow in which the volume of a fluid and its density does not change during the flow is called __________ flow.

Test: Hydraulics & Fluid Mechanics - 2 - Question 5

The loss of head due to an obstruction in a pipe is twice the loss of head at its entrance.

Test: Hydraulics & Fluid Mechanics - 2 - Question 6

The body will sink down if the force of buoyancy is __________ the weight of the liquid displaced.

Test: Hydraulics & Fluid Mechanics - 2 - Question 7

If a body floating in a liquid returns back to its original position, when given a small angular displacement, the body is said to be in

Test: Hydraulics & Fluid Mechanics - 2 - Question 8

The pressure measured with the help of a piezometer tube is in

Test: Hydraulics & Fluid Mechanics - 2 - Question 9

The power transmitted through a pipe is (where w = Specific weight in N/m3, and Q = Discharge in m3/s)

Test: Hydraulics & Fluid Mechanics - 2 - Question 10

In an external mouthpiece, the absolute pressure head at vena contracta is __________ the atmospheric pressure head by an amount equal to 0.89 times the height of the liquid, above the vena contracta.

Test: Hydraulics & Fluid Mechanics - 2 - Question 11

The weight per unit volume of a liquid at a standard temperature and pressure is called

Test: Hydraulics & Fluid Mechanics - 2 - Question 12

The centre of buoyancy is the centre of area of the immersed body.

Test: Hydraulics & Fluid Mechanics - 2 - Question 13

The metacentric heights of two floating bodies A and B are 1 m and 1.5 m respectively. Select the correct statement.

Test: Hydraulics & Fluid Mechanics - 2 - Question 14

In open channels, the specific energy is the

Test: Hydraulics & Fluid Mechanics - 2 - Question 15

The Bernoulli's equation is based on the assumption that

Test: Hydraulics & Fluid Mechanics - 2 - Question 16

A compound pipe of diameter d1, d2 and d3 having lengths l1, l2 and l3 is to be replaced by an equivalent pipe of uniform diameter d and of the same length (l) as that of the compound pipe. The size of the equivalent pipe is given by

Test: Hydraulics & Fluid Mechanics - 2 - Question 17

The velocity corresponding to Reynold number of 2800, is called

Test: Hydraulics & Fluid Mechanics - 2 - Question 18

When the pipes are in series, the total head loss is equal to the sum of the head loss in each pipe.

Test: Hydraulics & Fluid Mechanics - 2 - Question 19

Whenever a plate is held immersed at some angle with the direction of flow of the liquid, it is subjected to some pressure. The component of this pressure, at right angles to the direction of flow of the liquid is known as lift.

Test: Hydraulics & Fluid Mechanics - 2 - Question 20

The efficiency of power transmission through pipe is (where H = Total supply head, and hf = Head lost due to friction in the pipe)

Test: Hydraulics & Fluid Mechanics - 2 - Question 21

The discharge over a rectangular weir, considering the velocity of approach, is (where H1 = Total height of water above the weir = H + Ha , H = Height of water, over the crest of the weir, and Ha = Height of water, due to velocity of approach)

Test: Hydraulics & Fluid Mechanics - 2 - Question 22

A flow in which __________ force is dominating over the viscosity is called turbulent flow.

Test: Hydraulics & Fluid Mechanics - 2 - Question 23

If an incompressible liquid is continuously flowing through a pipe, the quantity of liquid passing per second is different at different sections.

Test: Hydraulics & Fluid Mechanics - 2 - Question 24

The atmospheric pressure at sea level is

Test: Hydraulics & Fluid Mechanics - 2 - Question 25

When the pressure intensity at a point is less than the local atmospheric pressure, then the difference of these two pressures is called vacuum pressure.

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