Question # 1

According to Archimedes, up thrust is equal to :

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Weight of displaced liquid

Volume of displaced liquid

Mass of displaced liquid

None of these

Which of the substances is the lightest one?

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Copper

Mercury

Aluminium

Lead

Unit of strain is:

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Nm^-2

Nm

N

No unit

Plasma is in ___________ form.

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Moleculer

Kinetic

Static

Ionized

SI unit of pressure is pascal, which is equal to

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104 Nm-2

1 Nm-2

102 Nm-2

103 Nm-2

_______________ was a pupil of Galileo.

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Einstein

Robert

Al Razi

Torricelli

At sea level, the height of mercury column in mercury barometer is approximately:

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72 cm

74 cm

76 cm

78 cm

Archimedes is a scientist:

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Greek

Italian

French

English

S.I unit of pressure is :

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Nm^-2

Newton

Joule

Watt

The SI unite of density is

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gcm-3

gm-3

gdm-3

kgm-3

The unit of strain is:

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Nm^-2

Pa

Newton

None

At a height of 30 km, atmospheric pressure is:

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101300 Pa

1000 Pa

10000 Pa

101325 Pa

Unit of density is:

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Kg/m3

kg/m2

kg/m

kg

Unit of pressure is :

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N/ m

Pa

N

m/N2

Mathematically density is defined as

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mass/volume

force/area

volume/mass

mass/area

A gradual large increase in atmospheric pressure shows:

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Pleasant condition

Rainy condition

Intense condition

Winday condition

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9th Class Physics Chapter 7 Properties of Matter English Medium KPK Boards Online Mcqs MCQs With Answers

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