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

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

Question # 2

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

Question # 3

Machine parts are jammed due to:

Question # 4

The velocity of falling raindrops attains limited value because of

Question # 5

According to slok's law, drag force depends on

Question # 6

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 # 7

The product of cross-sectional area of the pipe and the fluid speed at any point along the pipe is called

Question # 8

When there is no internal frictional forces between the adjacent layers of fluid, then the fluid is called

Question # 9

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

Question # 10

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 # 11

Where the streamlines are very close to each other, the pressure will be

Question # 12

The maximum drag force on a falling sphere is 9.8 N, it weight is

Question # 13

The flow of an ideal fluid is

Question # 14

When the speed of a body in a fluid increases then the drag force

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
  • A
    Areeb Raja 02 - Jun - 2024 02 Min 39 Sec 50/60
  • W
    Wahid Zafar 02 - Jun - 2024 03 Min 31 Sec 50/60
  • 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
    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
  • P
    Palwasha Junaid 31 - Dec - 2024 02 Min 47 Sec 40/60

ECAT Physics Chapter 6 Important MCQ's

Sr.# Question Answer
1 Bernoulli's equation is applicable for
A. turbulent flow
B. streamline flow
C. both (a) and (b)
D. all kinds of flows
2 One torr is equal to
A. 13.33 N/m2
B. 760 N/m2
C. 760 mm Hg
D. 133.3 N/m2
3 Matter is made up of very tiny particles called
A. Atoms
B. Molecules
C. Ions
D. None of these
4 Fire fighters have a jet attached to the head of their water pipes in order to head of their water pipes in order to
A. Increase the mass of water flowing per second
B. Avoid wastage of water
C. Increase the velocity of water flowing out
D. Increase the volume of water flowing per second
5 Two water pipes of diameters 4 cm and 8 cm are connected with a supply line. The velocity of flow of water in the pipe 4 cm diameter is
A. 1/4 times
B. 4 times
C. Twice
D. 1/2 of 8 cm diameter pipe
6 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
7 Viscosity of water is ______ that of air but ___ that of plasma.
A. More, more
B. Less, more
C. Less, less
D. More, less
8 In a normal healthy person the value of diastolic pressure is
A. 75 - 80 torr
B. 100 torr
C. 120 torr
D. none of them
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 If one of the pipes has a much smaller diameter than the other and are placed horizontally then form both sides of Bernoulli's equation, we can drop the term
A. P
B. 1/2 fv2
C. pgh
D. none of them

Test Questions

Is this page helpful?