Question # 1

Pressure of fluid will be low where speed of fluid is.

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Low

Zero

High

Constant

The regular or steady flow of fluid is called

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Stream line

Turbulent flow

Average flow

None of these

The drag force increases as the speed of object

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Become zero

Decreases

Increases

Remains constant

When body acquires terminal velocity them its acceleration 'a' becomes.

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a = 0

a = g

a > 0

a < 0

The dimensional of potential energy per unit volume are same as that of.

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Work

Pressure

Speed

Density

The frictional effect between the different layers of fluid is called

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Terminal velocity

Stock's law

Viscosity

Surface tension

Viscosity is represented by Greek letter

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When water falls from tap, its cross sectional area decrease due to.

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Decrease of speed

Increase of speed

Air pressure

Gravity increase

Air blows from

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High pressure to low pressure

Low pressure to high pressure

Low temperature to high temperature

High temperature to low temperature

The SI units of flow rate are.

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m2s-1

m3s-2

m3s-1

m2s-2

The word Fluid means

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To rise

To fall

To flow

To oppose

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Physics English Medium Fsc Part 1 Chapter 6 Online MCQs Test MCQs With Answers

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