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

Bernoulli's equation is the fundamental equation in fluid dynamics, which relates pressure to fluid

Question # 2

The body will move with terminal velocity when it acquires

Question # 3

How much force is required to slide one layer of the liquid over the other layer is measured by

Question # 4

When the droplet moves with terminal velocity in a fluid, the net force acting on the droplet is:

Question # 5

Bernoulli's equation is based upon law of conversation of

Question # 6

The pressure will change in the pipe, as the fluid moves through that pipe of varying

Question # 7

According to the Bernoulli's theorem the pressure velocity are

Question # 8

One torr is equal to

Question # 9

Substances that do not flow easily have

Question # 10

Machine parts are jammed due to:

Question # 11

The _____ viscous the medium is _____, is the value of terminal velocity of the droplet:

Question # 12

An object moving through a fluid experiences a retarding force called a

Question # 13

Fog droplets are suspended in air when their weight is balanced by:

Question # 14

Bernoulli's equation is important in the field of

Question # 15

A massive object falls through a fluid:

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ECAT Physics Chapter 6 Important MCQ's

Sr.# Question Answer
1 Stock's law holds for:
A. Motion through free space
B. Motion through viscous medium
C. Bodies of all shapes
D. None of these
2 The fluid which is incompressible and non viscous is called
A. Ideal fluid
B. Non-ideal fluid
C. Prefect fluid
D. All
3 The law of conservation of energy gives us
A. equation of continuity
B. Bernoulli's theorem
C. both of them
D. none of them
4 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
5 A high concentration of red blood cells increases its viscosity from
A. 3 - 5 times that of mercury
B. 5 - 8 times that of mercury
C. 3 - 5 times that of water
D. 5 - 8 times that of water
6 Under normal circumstances, the volume of blood is sufficient to keep the vessels
A. flatted for all times
B. inflated for all times
C. inflated for small times
D. none of them
7 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
8 Glycerin has viscosity _____ the viscosity of water:
A. More than
B. Equal to
C. Less than
D. None of these
9 The blood pressure of a person
A. decrease with age
B. increase with age
C. has no effect with age
D. none of them
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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