ECAT Pre Computer Science Chapter 6 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 6 Fluid Dynamics

Try The MCQ's Test For ECAT Physics Chapter 6 Fluid Dynamics

  • Total Questions15

  • Time Allowed20

Start Test Download PDF

ECAT Physics Chapter 6 Fluid Dynamics

00:00
Question # 1

Stoke;s law is not applicable when the speed of the object moving through a fluid is:

Question # 2

Matter is made up of very tiny particles called

Question # 3

At high altitude the blood oozes out of the nose and ear because

Question # 4

Blood vessels can be stretch like rubber, therefore they are

Question # 5

The smooth or steady stream-line flow is know as

Question # 6

The velocity of falling raindrop attains limited value because of

Question # 7

When weight of an object falling freely becomes equal to the drag force, then the body will move with

Question # 8

How much force is required to slide one layer of the liquid over the other layer is measured by

Question # 9

A tube is tapered from 20 cm diameter to 2 cm diameter, the velocity at the first cross-section is 50 cm/s, then the velocity at the second cross-section is

Question # 10

Fluid friction is _____ the friction between two solid surfaces:

Question # 11

The direction of the streamlines is the same as the direction of the

Question # 12

The terminal velocity of water droplet of radius 1 x 10-4m and desity 1000 kg m-3descending through air of viscosity 19 x 10-6kg. m-1 s-1 is

Question # 13

The _____ viscous the medium is _____, is the value of terminal velocity of the droplet:

Question # 14

Which of the following is a characteristic of an ideal fluid?

Question # 15

The unit of viscosity is SI system is:

Submit

Prepare Complete Set Wise ECAT Physics Chapter 6 Fluid Dynamics MCQs Online With Answers


Topic Test

00:00
Submit

Top Scorers Of ECAT Physics Chapter 6 Fluid Dynamics MCQ`s Test

  • D
    dark goblin 12 - Jul - 2024 00 Min 59 Sec 60/60
  • H
    Hussain Iqbal 29 - Jan - 2026 01 Min 55 Sec 56/60
  • K
    Kinza Khan 07 - Mar - 2024 01 Min 40 Sec 55/60
  • T
    Tasser Haider 31 - May - 2024 01 Min 51 Sec 55/60
  • A
    Abdullah Baloch 26 - Jul - 2024 02 Min 34 Sec 55/60
  • F
    Faisal Hayat 03 - Jan - 2025 10 Min 26 Sec 55/60
  • M
    Moeez Ahmad 27 - Nov - 2025 02 Min 13 Sec 52/60
  • H
    Haseeb Ur Rehman raja 23 - Jun - 2024 00 Min 46 Sec 50/60
  • M
    Muhammad Hashim 01 - Jun - 2024 02 Min 39 Sec 50/60
  • M
    Manoush Fatima 30 - May - 2024 05 Min 02 Sec 50/60
  • A
    Ahmad Khan 30 - Aug - 2024 05 Min 27 Sec 50/60
  • M
    M.Faiq 19 - May - 2024 02 Min 44 Sec 45/60
  • M
    Muhammad Ahsan 10 - Mar - 2024 05 Min 23 Sec 45/60
  • A
    Adil Tarar 18 - Dec - 2024 05 Min 31 Sec 45/60
  • S
    sweet home 12 - Dec - 2024 09 Min 22 Sec 45/60

ECAT Physics Chapter 6 Important MCQ's

Sr.# Question Answer
1 At high speed, fluid friction _____ and fuel consumption ___,:
A. Increases, decreases
B. Increases, increases
C. Decreases, increases
D. None of these
2 According to the equation of continuity, when water falls from the tap, it's speed increases and its cross-sectional area
A. decreases
B. increases
C. becomes zero
D. none of them
3 The pressure will change in the pipe, as the fluid moves through that pipe of varying
A. cross-section
B. height
C. none of them
D. both of them
4 Fluid friction is _____ the friction between two solid surfaces:
A. Greater than
B. Smaller than
C. Equal to
D. None of these
5 Fire fighters have jet attached to the head of their water pipes in order to
A. Increase the mass of water flowing per second
B. Increase the velocity of water flowing out
C. Increase the volume of water flowing per second
D. Avoid wastage of water
6 Deep water almost runs still when surface water flow in rivers. What does it explains
A. Magnus effect
B. Equation of continuity
C. Surface energy
D. Bernoulli's equation
7 The flow of an ideal fluid is
A. streamline flow
B. incompressible flow
C. non-viscous
D. all of the above
8 The mass of fluid passing through any cross-section per unit time is called
A. electric flux
B. magnetic flux
C. mass flux
D. none of them
9 One torr is equal to
A. 13.33 N/m2
B. 760 N/m2
C. 760 mm Hg
D. 133.3 N/m2
10 How much force is required to slide one layer of the liquid over the other layer is measured by
A. friction
B. density
C. viscosity
D. resistivity

Test Questions

Is this page helpful?