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

Density of fluid is defined as:

Question # 2

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

Question # 3

According to the equation of continuity, when water falls from the tap, it's speed increases and its cross-sectional area

Question # 4

In a container having water filled up to a height h, a hole is made in the bottom. The velocity of water flowing out of the hole is

Question # 5

A body is floating in a liquid. The up thrust on the body is

Question # 6

Two copper balls of 1 cm and 2 cm in diameter are simultaneously dropped in the same viscous medium. The terminal velocity of bigger ball is:

Question # 7

When a water droplet falls through air, the net force on it is

Question # 8

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

Question # 9

In deriving the Bernoulli's equation, we assume that the fluid is

Question # 10

The value for systolic blood pressure for a normal healthy person is

Question # 11

The terminal velocity of a small size spherical body of radius R moving in a fluid varies as

Question # 12

The law of conservation of mass gives us the

Question # 13

The irregular and unsteady flow of the fluid is called

Question # 14

Fog droplets are suspended in air when their weight is balanced by:

Question # 15

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

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
  • F
    Furqan Asif 11 - Mar - 2026 07 Min 14 Sec 44/60
  • P
    Palwasha Junaid 31 - Dec - 2024 02 Min 47 Sec 40/60

ECAT Physics Chapter 6 Important MCQ's

Sr.# Question Answer
1 The SI unit of viscosity is
A. kg m-1s-1
B. kg ms-1
C. kg m-1s-2
D. kg m-1s
2 Glycerin has viscosity _____ the viscosity of water:
A. More than
B. Equal to
C. Less than
D. None of these
3 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
4 The product of cross-sectional area of the pipe and the fluid speed at any point along the pipe is called
A. constant rate
B. volume rate
C. flow rate
D. steady rate
5 The resistance offered by a fluid to a solid moving inside it is called:
A. Drag force
B. Surface force
C. Viscosity
D. None of these
6 Surface tension of water is reduced by adding
A. Detergents
B. Camphor
C. Plastic
D. Both A and B
7 The force exerted by the fluid in a hydraulic pump on the piston is 10 cm2, the fluid pressure on the piston is, in N/cm2
A. 20
B. 200
C. 2000
D. 20,000
8 Fluid A is more viscous than fluid B. While flowing through a pipe of the same dimensions and material which fluid takes longer to travel at 25°C?
A. fluid B
B. fluid A
C. both take the same time
D. not possible to determine from given information
9 The law of conservation of energy gives us
A. equation of continuity
B. Bernoulli's theorem
C. both of them
D. none of them
10 Terminal velocity is the maximum velocity attained by a spherical droplet when the drag force______the weight of droplet:
A. Is smaller than
B. Is greater than
C. Becomes equal to
D. None of these

Test Questions

Is this page helpful?