ECAT Pre Engineering Physics Chapter 6 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 6 Fluid Dynamics

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

  • Total Questions15

  • Time Allowed20

Start Test Download PDF

Physics ECAT Pre Engineering Chapter 6 Fluid Dynamics

00:00
Question # 1

In the case of an incompressible fluid in stead flow the net rate of flow of mass entering one end of the tube of flow is equal to the net rate of flow of mass leaving the other end. This equation is called

Question # 2

Blood has a density

Question # 3

The smooth or steady stream-line flow is know as

Question # 4

Blood is an

Question # 5

The unit of viscosity is SI system is:

Question # 6

The velocity of falling raindrops attains limited value because of

Question # 7

High speed meteors rushing through air reduces to ashes because of:

Question # 8

A fluid at a certain point has 50 J of potential energy per unit volume, 75 J of kinetic energy per unit volume,and 35 J of pressure energy per unit volume. the total energy of the fluid is

Question # 9

Drag force increases if speed of the object moving through the fluid:

Question # 10

The fluid is incompressible, if itsdensity is

Question # 11

The drag force acting on a spherical droplet of radius 10-5m moving with a velocity of 1 cm/sec in a fluid of velocity 5.31 x 10-7m/sec. The units comes out to be:

Question # 12

Viscosity of water is ______ that of air but ___ that of plasma.

Question # 13

In Bernoulli's theorem the relation between velocity and pressure is

Question # 14

A device used to measure the speed of liquid flow is known as

Question # 15

The density of blood is nearly equal to that of

Submit

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


Topic Test

00:00
Submit

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

  • D
    Deuspeu 24 - Sep - 2024 01 Min 40 Sec 60/60
  • U
    Usman - 23 - Oct - 2024 02 Min 26 Sec 60/60
  • M
    Muhammad Rameez 16 - Sep - 2024 03 Min 34 Sec 60/60
  • A
    Abdullah Zubair 19 - Dec - 2024 03 Min 40 Sec 60/60
  • M
    M Umer Arain 07 - Nov - 2024 00 Min 06 Sec 55/60
  • N
    Nitalaya Hassan 25 - Dec - 2024 01 Min 19 Sec 55/60
  • F
    Fiza Saleem 02 - Dec - 2024 06 Min 24 Sec 50/60
  • M
    Muazzama Ashraf 11 - Dec - 2024 06 Min 49 Sec 50/60
  • A
    Abiha Zehra 21 - Jul - 2024 07 Min 30 Sec 50/60
  • A
    Amjad Ali 19 - Mar - 2026 03 Min 25 Sec 48/60
  • A
    Areesha Khawar 12 - Sep - 2024 03 Min 51 Sec 45/60
  • H
    hamza saeed 13 - Jan - 2025 04 Min 55 Sec 45/60
  • E
    Eraj Abeer 06 - Dec - 2024 19 Min 11 Sec 45/60
  • M
    Muneeb ur Rehman 01 - Jul - 2026 02 Min 20 Sec 44/60
  • F
    Furqan Asif 11 - Mar - 2026 07 Min 14 Sec 44/60

ECAT Physics Chapter 6 Important MCQ's

Sr.# Question Answer
1 The density of water is 103kg/m3. The water pressure on a submarine is 2.0 x 107N/m2. The depth of the submarine below the surface of the water, in maters, is approximately
A. 200 m
B. 11000 m
C. 2000 m
D. 8000 m
2 When weight of an object falling freely becomes equal to the drag force, then the body will move with
A. increasing speed
B. decreasing speed
C. constant speed
D. none of them
3 Liquids and gasses have
A. zero viscosity
B. non-zero viscosity
C. very large viscosity
D. very small viscosity
4 The instrument which detects the instant at which external pressure becomes equal to the systolic pressure is
A. stethoscope
B. thermometer
C. manometer
D. barometer
5 At high speed, fluid friction _____ and fuel consumption ___,:
A. Increases, decreases
B. Increases, increases
C. Decreases, increases
D. None of these
6 A massive object falls through a fluid:
A. Faster
B. Slower
C. Slowest
D. None
7 When the different streamlines cannot cross each other, then this condition is known as
A. continuity condition
B. turbulent flow condition
C. steady flow condition
D. none of them
8 Bernoulli's equation is based upon law of conservation
A. Mass
B. Momentum
C. Energy
D. None of these
9 Machine parts are jammed due to:
A. Increasing in viscosity of lubricant
B. Decreasing in viscosity of lubricant
C. Decreasing in surface tension of lubricant
D. None of these
10 Surface tension of water is due to
A. Inter molecular attractions
B. Inter molecular spaces
C. Inter molecular repulsion
D. None of above

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!