ECAT Pre Computer Science Chapter 6 MCQ Test With Answer

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

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Tasser Haider 31 - May - 2024 01 Min 51 Sec 55/60
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ECAT Physics Chapter 6 Important MCQ's

Sr.#	Question	Answer
1	At the starting point of the free fall motion of an object, its acceleration will be	A. maximum B. minimum C. zero D. none of them
2	If v is the velocity of flow of liquid through a tube of area of cross-section A, then according to equation of continuity	A. v/A = constant B. A/v = constant C. Av = constant D. None
3	The rain drop falling from the sky reach the ground with	A. Constant terminal velocity B. Constant gravitational acceleration C. Variable acceleration D. acceleration greater than g
4	The body passing a viscous medium affected by:	A. One force only B. Two forces only C. Four forces D. None of these
5	The SI unit of viscosity is	A. kg m^-1s^-1 B. kg ms^-1 C. kg m^-1s^-2 D. kg m^-1s
6	In a container having water filled up to a height h, a hole is made in the bottom. The velocity of water flowing out of the hole is	A. Independent of h B. Proportional to h^1/2 C. Proportional to h D. Proportional to h²
7	If every particle of the flow that passes a particular point, moves along the same path as followed by particles which passed the point earlier, then this flow is said to be	A. turbulent B. streamline C. abrupt D. none of them
8	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
9	Internal friction of fluid is called	A. Surface tension B. Viscosity C. Resistance D. Cohesive force
10	Liquids and gasses have	A. zero viscosity B. non-zero viscosity C. very large viscosity D. very small viscosity

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ECAT Pre Computer Science Chapter 6 MCQ Test With Answer

MCQ's Test For ECAT Physics Chapter 6 Fluid Dynamics

ECAT Physics Chapter 6 Fluid Dynamics

Density of fluid is defined as:

Bernoulli's equation is based upon law of conservation

With increase of temperature, the viscosity of liquid and gases

When each particle of the fluid moves along a smoth path, this path is known as

A massive object falls through a fluid:

A fluid at a certain point has 50 J of potential energy per unit volume, 75 J of kinetic energy per unit volume,and 35 J of pressure energy per unit volume. the total energy of the fluid is

The law of conservation of mass gives us the

Blood is an

Surface tension of water is due to

If every particle of the flow that passes a particular point, moves along the same path as followed by particles which passed the point earlier, then this flow is said to be

At high speed, fluid friction _____ and fuel consumption ___,:

Ball pen functions on the principle of

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

The law of conservation of energy gives us

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

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

ECAT Physics Chapter 6 Important MCQ's

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At high speed, fluid friction ___ and fuel consumption _,: