Question # 1

Plasma is a gas which consists of:

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Negative ions

Positive ions

Neutral ions

All of htese

1 meter cube is equal to:

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1 liters

10 liters

1000liters

100liters

The SI unite of density is

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gcm-3

gm-3

gdm-3

kgm-3

An increasing with decline in atmospheric pressure cause:

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Rainy condition

Pleasent condition

Windy condition

Intense condition

Hydro meter is used to measure:

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Pressure

Density

Area

Volume

The force exerted perpendicularly on unit of area of an object is called:& nbsp

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strain

young's modulus

pressure

buoyant force

Mass per unit volume is:

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Velocity

Work

Density

None

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

The Earth is surrounded by a cover of air called

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Atmosphere

Solid

Environment

Surroundings

At a height of 30 km, atmospheric pressure is:

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101300 Pa

1000 Pa

10000 Pa

101325 Pa

Which of the solid does not possess the fixed shape and volume?

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Stone

Metal spoon

Pencil

Amorphous solid

_______________ was a pupil of Galileo.

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Einstein

Robert

Al Razi

Torricelli

SI unit of pressure is pascal, which is equal to:

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10⁴ Nm^-2

1 Nm^-2

10²Nm^-2

10³ Nm^-2

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