ECAT Pre Engineering Physics Chapter 6 MCQ Test With Answer

Top Scorers Of Physics ECAT Pre Engineering Chapter 6 Fluid Dynamics MCQ`s Test

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Usman - 23 - Oct - 2024 02 Min 26 Sec 60/60
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Muhammad Rameez 16 - Sep - 2024 03 Min 34 Sec 60/60
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hamza saeed 13 - Jan - 2025 04 Min 55 Sec 45/60
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Furqan Asif 11 - Mar - 2026 07 Min 14 Sec 44/60
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Palwasha Junaid 31 - Dec - 2024 02 Min 47 Sec 40/60

ECAT Physics Chapter 6 Important MCQ's

Sr.#	Question	Answer
1	At low speeds, the drag force is	A. proportional to speed B. inversely proportional to speed C. not simply proportional to speed D. none of them
2	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
3	A device used to measure the speed of liquid flow is known as	A. barometer B. speedometer C. sphygmomanometer D. venture-meter
4	Where the streamlines are very close to each other, the pressure will be	A. low B. zero C. high D. all of them
5	The drag force acting on a spherical droplet of radius 10^-5m moving with a velocity of 1 cm/sec in a fluid of velocity 5.31 x 10^-7m/sec. The units comes out to be:	A. 10^-16N B. 10^-14N C. 10^-12N D. 10^-10N
6	The product of cross-sectional area of the pipe and the fluid speed at any pint along the pipe is	A. very high B. very low C. constant D. zero
7	Internal friction of fluid is called	A. Surface tension B. Viscosity C. Resistance D. Cohesive force
8	The study of fluid in motion basically involves law of conservation of:	A. Mass B. Energy C. Change D. Both A and C
9	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
10	Blood has a density	A. Equal to water B. Greater then water C. Lesser then water D. None of these

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ECAT Pre Engineering Physics Chapter 6 MCQ Test With Answer

MCQ's Test For Physics ECAT Pre Engineering Chapter 6 Fluid Dynamics

Physics ECAT Pre Engineering Chapter 6 Fluid Dynamics

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

The mass of fluid passing through any cross-section per unit time is called

Unit of viscosity is:

The body passing a viscous medium affected by:

A massive object falls through a fluid:

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

The application of Bernoulli's equation is

According to Stoke's law, drag force depends on

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

The drag force acting on a spherical droplet of radius 10-5m moving with a velocity of 1 cm/sec in a fluid of velocity 5.31 x 10-7m/sec. The units comes out to be:

The equation of continuity is

Bernoulli's equation is based upon law of conversation

Density of fluid is defined as:

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

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

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Top Scorers Of Physics ECAT Pre Engineering Chapter 6 Fluid Dynamics MCQ`s Test

ECAT Physics Chapter 6 Important MCQ's

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Viscosity of water is ____ that of air but _ that of plasma.

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

The drag force acting on a spherical droplet of radius 10^-5m moving with a velocity of 1 cm/sec in a fluid of velocity 5.31 x 10^-7m/sec. The units comes out to be: