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

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 # 2

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

Question # 3

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

Question # 4

Terminal velocity is the maximum velocity attained by a spherical droplet when the drag force______the weight of droplet:

Question # 5

According to slok's law, drag force depends on

Question # 6

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 # 7

A massive object falls through a fluid:

Question # 8

The property of fluids due to which they resist their own flow is called:

Question # 9

Bernoulli's equation is based upon law of conversation of

Question # 10

Stock's law holds for:

Question # 11

The equation of continuity
A1V1= A2V2is for the flow of

Question # 12

If v is the velocity of flow of liquid through a tube of area of cross-section A, then according to equation of continuity

Question # 13

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

Question # 14

At low speeds, the drag force is

Question # 15

The body passing a viscous medium affected by:

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 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
2 A person standing near the track of a fast moving train has tendency to fall towards it because of
A. Vibration due to motion of train
B. Gravitation force of attraction between person and trains
C. The high speed of train
D. Some other effect
3 A tube tapers from 20 cm diameter to 2 cm, the velocity at first cross-section is 50 ms-1then velocity at second cross-section is
A. 5000 cms-1
B. 500 cms-1
C. 50 cms-1
D. 0.5 cm/s
4 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
5 The internal pressure of the blood is
A. less than the external atmospheric pressure
B. greater than the external atmospheric pressure
C. equal to the external atmosphericpressure
D. none of them
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:
A. Not affected due to its size
B. Twice that of small size ball
C. Four times that of small size ball
D. 1/4th of that of small size ball
7 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
8 The body passing a viscous medium affected by:
A. One force only
B. Two forces only
C. Four forces
D. None of these
9 When the velocity of a liquid flowing steadily in a tube increases, its pressure?
A. Decreases
B. Increases
C. Remains same
D. Zero
10 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

Test Questions

Is this page helpful?