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

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ECAT Physics Chapter 6 Fluid Dynamics

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Question # 1

The blood pressure of a person

Question # 2

When a fluid is in motion, its flow can be considered as

Question # 3

In a surface tension experiment with a capillary tube water rises up to 0.1 m. if the same experiment is repeated on an artificial satellite, which is resolving around the earth, water will rise in the capillary tube up to a height of

Question # 4

Pressure exerted by a gas on the walls of its container in due to

Question # 5

What are the SI base units of the coefficient of viscosity

Question # 6

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

Question # 7

N s m-2is unit of:

Question # 8

The effect of friction between different layers of a flowing fluid is described in terms of

Question # 9

Fluid friction is _____ the friction between two solid surfaces:

Question # 10

Blood pressure is measured by the instrument

Question # 11

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

Question # 12

The un-steady streamline flow is called

Question # 13

In a normal healthy person the value of diastolic pressure is

Question # 14

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

Question # 15

The internal pressure of the blood is

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ECAT Physics Chapter 6 Important MCQ's

Sr.# Question Answer
1 The electrical forces between the molecules of a liquid are
A. Repulsive
B. Attractive
C. Both A and B
D. None
2 An object moving through a fluid experiences a retarding force called a
A. frictional force
B. terminal force
C. opposing force
D. drag force
3 The law of conservation of mass gives us the
A. equation of continuity
B. Bernoulli's theorem
C. both of them
D. none of them
4 The instrument which detects the instant at which external pressure becomes equal to the systolic pressure is
A. stethoscope
B. thermometer
C. manometer
D. barometer
5 Bernoulli's equation is based upon law of conservation
A. Mass
B. Momentum
C. Energy
D. None of these
6 The smooth or steady stream-line flow is know as
A. Laminar flow
B. Turbulent flow
C. Both a and b
D. None of the above
7 According to slok's law, drag force depends on
A. Radius of the spherical body
B. Terminal velocity of body
C. Coefficient of viscosity
D. All of above
8 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
9 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
A. Independent of h
B. Proportional to h1/2
C. Proportional to h
D. Proportional to h2
10 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

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