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

Viscosity of water is ______ that of air but ___ that of plasma.

Question # 2

The force exerted by the fluid in a hydraulic pump on the piston is 10 cm2, the fluid pressure on the piston is, in N/cm2

Question # 3

What is another name for laminar flow?

Question # 4

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

Question # 5

The maximum drag force on a falling sphere is 9.8 N, it weight is

Question # 6

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

Question # 7

The blood pressure of a person

Question # 8

The law of conservation of mass gives us the

Question # 9

The pressure will be low where the speed of the fluid is

Question # 10

Viscosity is defined as

Question # 11

In deriving the Bernoulli's equation, we assume that the fluid is

Question # 12

Bernoulli's equation is important in the field of

Question # 13

Fluid friction is _____ the friction between two solid surfaces:

Question # 14

Unit of viscosity is:

Question # 15

The application of Bernoulli's equation is

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ECAT Physics Chapter 6 Important MCQ's

Sr.# Question Answer
1 When the different streamlines cannot cross each other, then this condition is known as
A. continuity condition
B. turbulent flow condition
C. steady flow condition
D. none of them
2 Liquids and gasses have
A. zero viscosity
B. non-zero viscosity
C. very large viscosity
D. very small viscosity
3 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
4 Machine parts are jammed due to:
A. Increasing in viscosity of lubricant
B. Decreasing in viscosity of lubricant
C. Decreasing in surface tension of lubricant
D. None of these
5 A massive object falls through a fluid:
A. Faster
B. Slower
C. Slowest
D. None
6 The density of blood is nearly equal to that of
A. mercury
B. sodium
C. water
D. honey
7 The fluid which is incompressible and non viscous is called
A. Ideal fluid
B. Non-ideal fluid
C. Prefect fluid
D. All
8 Bernoulli's equation is based upon law of conservation
A. Mass
B. Momentum
C. Energy
D. None of these
9 Blood pressure is measured by the instrument
A. stethoscope
B. sphygmomanometer
C. barometer
D. none of them
10 A device used to measure the speed of liquid flow is known as
A. barometer
B. speedometer
C. sphygmomanometer
D. venture-meter

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