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

A person standing near the track of a fast moving train has tendency to fall towards it because of

Question # 2

0.10 cm can be written as:

Question # 3

Fluid friction is _____ the friction between two solid surfaces:

Question # 4

The irregular and unsteady flow of the fluid is called

Question # 5

Fluids have three types of energies. The Bernoulli's equation combines those energies.which of the following is one of the three enrgies possessed by a fluid?

Question # 6

Blood vessels can be stretch like rubber, therefore they are

Question # 7

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

Question # 8

What is another name for laminar flow?

Question # 9

A massive object falls through a fluid:

Question # 10

Where the streamlines are very close to each other, the pressure will be

Question # 11

With increase of temperature, the viscosity of liquid and gases

Question # 12

The resistance offered by a fluid to a solid moving inside it is called:

Question # 13

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

Question # 14

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

Question # 15

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

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ECAT Physics Chapter 6 Important MCQ's

Sr.# Question Answer
1 Blood pressure is measured by the instrument
A. stethoscope
B. sphygmomanometer
C. barometer
D. none of them
2 Substances that do not flow easily have
A. large coefficient of viscosity
B. small coefficient of viscosity
C. either of them
D. none of them
3 In Bernoulli's theorem the relation between velocity and pressure is
A. Inverse
B. Direct
C. None of the above
D. Both a and b
4 Bernoulli's equation is important in the field of
A. Electrical circuit
B. Magnetism
C. Photoelectric effect
D. Flow of fluids
5 A device used to measure the speed of liquid flow is known as
A. barometer
B. speedometer
C. sphygmomanometer
D. venture-meter
6 Which of the following has the greatest coefficient of viscosity?
A. water
B. gasoline
C. honey
D. tar
7 The maximum drag force on a falling sphere is 9.8 N, it weight is
A. 1 N
B. 9.8 N
C. 4.9 N
D. Cannot be calculated
8 The direction of the streamlines is the same as the direction of the
A. force
B. torque
C. velocity
D. weight
9 An object moving through a fluid experiences a retarding force called a
A. frictional force
B. terminal force
C. opposing force
D. drag force
10 When there is no internal frictional forces between the adjacent layers of fluid, then the fluid is called
A. incompressible
B. compressible
C. viscous
D. non viscous

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