Question # 1

The instrument which detects the instant as which the external pressure becomes equal to the systolic pressure is called.

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Manometer

Sphygmomanometer

Barometer

Stethoscope

Blood has density equal to that of

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Mercury

Sodium

Honey

Water

Substances that don't flow easily has

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Large co-efficient of viscosity

Small co-efficient of viscosity

Medium co-efficient of viscosity

Zero-coefficient of viscosity

The diastolic pressure of a normal healthy person is.

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120 torr

110 torr

100 torr

75-80 torr

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

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Zero

Very high

Constant

Very small

The study of fluid dynamics is

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Easy

Complicated

Impossible

None of these

Opted unit to measure blood pressure is.

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N/m2

Pascal

mm of Hg

N.m2

Blood pressure is measured by

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Hydrometer

Barometer

Sphygmomanometer

Galvanometer

The law of conservation of energy gives us

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Equation of continuity

Stock's law

Bernoulli's equation

Viscosity

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

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Work

Pressure

Speed

Density

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 frictional effect between the different layers of fluid is called

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Terminal velocity

Stock's law

Viscosity

Surface tension

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

This is used for

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Co-efficient of friction

Co-efficient of expansion

Co-efficient of viscosity

Co-efficient of contraction

Torricelli's theorem is given by

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A₁b₁= A₂b₂represents

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Stock's law

Newton's law

Equation of continuity

Brenoulli's equation

The law of conservation of mass gives.

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Beronoulli's

Venturi relation

Torricelli's theorem

Equation of continuity

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

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

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