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

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Physics ECAT Pre Engineering Chapter 6 Fluid Dynamics

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Question # 1

The body passing a viscous medium affected by:

Question # 2

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

Question # 3

Liquids and gasses have

Question # 4

Where the streamlines are very far apart from each other, the pressure will be

Question # 5

At high speed, fluid friction _____ and fuel consumption ___,:

Question # 6

The value for systolic blood pressure for a normal healthy person is

Question # 7

Deep water almost runs still when surface water flow in rivers. What does it explains

Question # 8

Density of fluid is defined as:

Question # 9

What are the SI base units of the coefficient of viscosity

Question # 10

In a normal healthy person the value of diastolic pressure is

Question # 11

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

Question # 12

One torr is equal to

Question # 13

What is another name for laminar flow?

Question # 14

Matter is made up of very tiny particles called

Question # 15

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

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ECAT Physics Chapter 6 Important MCQ's

Sr.# Question Answer
1 Bernoulli's equation is important in the field of
A. Electrical circuit
B. Magnetism
C. Photoelectric effect
D. Flow of fluids
2 The law of conservation of energy gives us
A. equation of continuity
B. Bernoulli's theorem
C. both of them
D. none of them
3 When the upward drag force of the fluid becomes equal to downward force of gravity of the droplet, then its velocity:
A. Starts increasing
B. Starts decreasing
C. Becomes constant
D. Is called escape velocity
4 Viscosity is defined as
A. the friction between fluid and its container's walls
B. the internal friction between two layers of fluid
C. the resistance to flow a fluid experiences
D. the extent to which outside factors effect the fluid's flow
5 If the flow is incompressible and the flow is steady then the mass of the fluid through the pipe
A. increases
B. decreases
C. becomes zero
D. is conserved
6 An object moving through a fluid experiences a retarding force called a
A. frictional force
B. terminal force
C. opposing force
D. drag force
7 The blood pressure of a person
A. decrease with age
B. increase with age
C. has no effect with age
D. none of them
8 Bernoulli's equation is applicable for
A. turbulent flow
B. streamline flow
C. both (a) and (b)
D. all kinds of flows
9 Liquids and gasses have
A. zero viscosity
B. non-zero viscosity
C. very large viscosity
D. very small viscosity
10 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
A. 0.1 m
B. 0.2 m
C. 0.98 m
D. Full length of the capillary tube

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