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MCQ's Test For ECAT Physics Chapter 6 Fluid Dynamics
Try The MCQ's Test For ECAT Physics Chapter 6 Fluid Dynamics
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Total Questions15
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Time Allowed20
ECAT Physics Chapter 6 Fluid Dynamics
00:00
Question # 1
Fluid friction is _____ the friction between two solid surfaces:
Question # 2
The effect of friction between different layers of a flowing fluid is described in terms of
Question # 3
One torr is equal to
Question # 4
Blood is an
Question # 5
In deriving the Bernoulli's equation, we assume that the fluid is
Question # 6
A body is moving through a viscous medium eventually comes to rest because of:
Question # 7
Which of the following has the greatest coefficient of viscosity?
Question # 8
Surface tension of water is due to
Question # 9
According to Stoke's law, drag force depends on
Question # 10
Internal friction of fluid is called
Question # 11
Rate of flow can be expressed in
Question # 12
The instrument which detects the instant at which external pressure becomes equal to the systolic pressure is
Question # 13
Bernoulli's equation is important in the field of
Question # 14
Viscosity is defined as
Question # 15
The irregular and unsteady flow of the fluid is called
Prepare Complete Set Wise ECAT Physics Chapter 6 Fluid Dynamics MCQs Online With Answers
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ECAT Class Physics Chapter 6 Important MCQ's
| Sr.# | Question | Answer |
|---|---|---|
| 1 | The velocity gained by the fluid in falling through the distance (h1 - h2) under the action of gravity is equal to the speed of the action of gravity is equal to the speed of the |
A. orifices
B. efflux
C. fluid
D. none of them
|
| 2 | 0.10 cm can be written as: |
A. 1.0 x 10-2m
B. 1.0 x 10-3cm
C. 1.0 x 10-4cm
D. 1. x 10-4m
|
| 3 | 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
|
| 4 | The velocity of falling raindrops attains limited value because of |
A. Up thrust of air
B. Air currents of the earth atmosphere
C. Surface tension effect
D. Viscous force exerted by air
|
| 5 | The pressure will change in the pipe, as the fluid moves through that pipe of varying |
A. cross-section
B. height
C. none of them
D. both of them
|
| 6 | The blood pressure of a person |
A. decrease with age
B. increase with age
C. has no effect with age
D. none of them
|
| 7 | The _____ viscous the medium is _____, is the value of terminal velocity of the droplet: |
A. More, lesser
B. Lesser, more
C. Both A and B
D. Lesser, lesser
|
| 8 | An object moving through a fluid experiences a retarding force called a |
A. frictional force
B. terminal force
C. opposing force
D. drag force
|
| 9 | 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
|
| 10 | A body is moving through a viscous medium eventually comes to rest because of: |
A. Force of gravity
B. Force of friction
C. Its weight
D. Both A and C
|
Test Questions
