Question # 1

The diastolic pressure of a normal healthy person is.

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120 torr

110 torr

100 torr

75-80 torr

The law of conservation of mass gives us

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Equation of continuity

Stock's law

Bernoulli's equation

Viscosity

The device used for measurement of liquid flow is.

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Manometer

Barometer

Hydrometer

Venturimeter

The term in Bernoulli's equation has the same unit as

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Work

Volume

Pressure

Force

The regular or steady flow of fluid is called

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Stream line

Turbulent flow

Average flow

None of these

The product of cross sectional area of a pipe and speed of fluid along the pipe is

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Zero

Maximum

Constant

Variable

The density of blood is nearly equal to.

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Air

Milk

Honey

Water

The drag force increases as the speed of object

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Become zero

Decreases

Increases

Remains constant

the systolic pressure of normal healthy person is.

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120 torr

130 torr

115 torr

110 torr

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

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Zero

Very high

Constant

Very small

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

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

Opted unit to measure blood pressure is.

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N/m2

Pascal

mm of Hg

N.m2

The study of fluid dynamics is

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Easy

Complicated

Impossible

None of these

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

Blood has density equal to that of

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Mercury

Sodium

Honey

Water

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

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