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

According to the Bernoulli's theorem the pressure velocity are

Question # 2

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

Question # 3

The smooth or steady stream-line flow is know as

Question # 4

The unit of viscosity is SI system is:

Question # 5

The term Brownian movement refers to

Question # 6

Liquids and gasses have

Question # 7

Blood has a density

Question # 8

Rate of flow can be expressed in

Question # 9

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

Question # 10

Fire fighters have jet attached to the head of their water pipes in order to

Question # 11

If the flow is incompressible and the flow is steady then the mass of the fluid through the pipe

Question # 12

Stoke;s law is not applicable when the speed of the object moving through a fluid is:

Question # 13

According to the Bernoulli's equation, where the speed of the fluid is high, the pressure will be

Question # 14

The dimensions of viscosity are:

Question # 15

The flow of an ideal fluid is

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ECAT Physics Chapter 6 Important MCQ's

Sr.# Question Answer
1 Matter is made up of very tiny particles called
A. Atoms
B. Molecules
C. Ions
D. None of these
2 The fluid is incompressible, if itsdensity is
A. zero
B. constant
C. very high
D. very small
3 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
4 According to the Bernoulli's theorem the pressure velocity are
A. equal to each other
B. proportional to each other
C. inversely proportional to each other
D. none of them
5 Which of the following options correctly states the equation of continuity for an ideal fluid?
A. A1A2= V1V2
B. A1/A2= V2/V1
C. A1/A2= V1/V2
D. none of the above
6 Liquids and gasses have
A. zero viscosity
B. non-zero viscosity
C. very large viscosity
D. very small viscosity
7 The effect of friction between different layers of a flowing fluid is described in terms of
A. motion of fluid
B. nature of fluid
C. colour of fluid
D. viscosity of fluid
8 Bernoulli's equation is applicable for
A. turbulent flow
B. streamline flow
C. both (a) and (b)
D. all kinds of flows
9 Which of the following options states the names of fluids in the order of increasing viscosity?
A. mercury, motor oil, methanol
B. methanol, mercury, motor oil
C. motor oil, mercury, methanol
D. methanol, motor oil, mercury
10 The value for systolic blood pressure for a normal healthy person is
A. 140 torr
B. 80 torr
C. 90 torr
D. 120 torr

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