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

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

Question # 2

According to slok's law, drag force depends on

Question # 3

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

Question # 4

A water hose with an internal diameter of 20 mm at the outlet discharges 30 kg of water in 60 s. What is water speed at the outlet if density of water is 1000 kg/m3during its steady flow

Question # 5

Surface tension of water is due to

Question # 6

Which of the following has the greatest coefficient of viscosity?

Question # 7

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

Question # 8

The body passing a viscous medium affected by:

Question # 9

Bernoulli's equation is based upon law of conservation

Question # 10

When each particle of the fluid moves along a smoth path, this path is known as

Question # 11

The internal pressure of the blood is

Question # 12

The mass of fluid passing through any cross-section per unit time is called

Question # 13

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

Question # 14

During the free fall motion of an object, when its weight becomes equal to the drag force, then it will move with

Question # 15

Liquids and gasses have

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 Bernoulli's equation is applicable for
A. turbulent flow
B. streamline flow
C. both (a) and (b)
D. all kinds of flows
2 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
3 During the steady flow, different streamlines
A. cannot across each other
B. can across each other
C. either of them
D. neither of them
4 When a water droplet falling freely through air, the drag force on water droplet increases with th
A. decrease in speed
B. increase in speed
C. pressure
D. none of them
5 An object moving through a fluid experiences a retarding force called a
A. frictional force
B. terminal force
C. opposing force
D. drag force
6 Which of the following options states the names of fluids in the order of increasing viscosity?
A. mercury, motor oil, methanol
B. methanol, mercury, motor oil
C. motor oil, mercury, methanol
D. methanol, motor oil, mercury
7 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:
A. 10-16N
B. 10-14N
C. 10-12N
D. 10-10N
8 Bernoulli's equation is based upon law of conversation
A. Mass
B. Momentum
C. Energy
D. None of these
9 A body is floating in a liquid. The up thrust on the body is
A. Equal to weight of liquid displaced
B. Zero
C. Less than the weight of liquid displaced
D. Weight of body-weight of liquid displaced
10 With increase of temperature, the viscosity of liquid and gases
A. Increases for both
B. Decreases for both
C. Increases for liquids and decreases for gases
D. Decreases for liquids and increases for gases

Test Questions

Share your comments & questions here

Guest

  • No comments yet. Be the first to comment!