Question # 1

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

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Work

Pressure

Speed

Density

The law of conservation of energy is the basis of.

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Stream line flow

Equation of continuity

Bernoulli's equation

Venture relation

If the stream lines of fluid are forced closer together then.

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Speed of the fluid increases

Speed of the fluid decreases

Pressure of the fluid increases

Speed of the fluid remain same

The lower reading of blood pressure is called.

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Systolic pressure

Diastolic pressure

Normal pressure

Non normal pressure

The fluid is said to be incompressible, if its density is.

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Zero

Very high

Constant

Very small

The frictional effect between the different layers of fluid is called

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Terminal velocity

Stock's law

Viscosity

Surface tension

The law of conservation of energy gives us

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Equation of continuity

Stock's law

Bernoulli's equation

Viscosity

The terminal velocity can be obtained by using

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Newton's law

Stock's law

Guass's law

None of these

The SI unit of flow rate are

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m-sec^-2

m³-sec^-1

m³-sec^-2

m-sec^-3

1 torr in Nm-2 is expressed as.

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130.5 Nm-2

133.3 N m-2

140.2 Nm-2

135.2 Nm-2

The regular or steady flow of fluid is called

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Stream line

Turbulent flow

Average flow

None of these

The unit of co efficient of viscosity in S.I system

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Kg -1 ms-1

Kg m-1 s-1

kg -1 m-1

Kg ms-1

The unsteady flow of a fluid is called

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Stream line

Turbulent flow

Average flow

Viscous flow

The concentration of red blood cells in the blood is nearly.

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40%

60%

25%

50%

Stoke's law holds for bodies having.

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Spherical shape

Oblong shape

Rectangular shape

All shapes

A fog droplets are in freely falling condition,. the ratio of their radii is 2:3, the ratio of their terminal velocities will be.

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2:3

4:6

4:9

9:4

Torricelli's theorem is given by

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The diastolic pressure of a normal healthy person is.

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120 torr

110 torr

100 torr

75-80 torr

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Physics ICS Part 1 Chapter 6 Online Test MCQs With Answers

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