Question # 1

Atmospheric pressure is measured by an instrument called:

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Barometer

Altimeter

Meter rod

Hydrometer

S.I unit of young's modulus is:

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Nm

Nm^-1

Nm^-2

Nm^-3

Force per unit Area is :

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Pressure

Density

Efficiency

Nil

Plasma exist in _______________

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Earth

Satellite

Moon

Sun

As we go up the density of air in the atmosphere:

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Decreases

Increases

Remain constnat

None of these

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

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

At a height of 30 km, atmospheric pressure is:

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101300 Pa

1000 Pa

10000 Pa

101325 Pa

Matter has basically ___________ states.

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4

3

Both a & b

None

What should be approximate length of a glass tube to construct of water barometer?

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0.5 m

1 m

2.5 m

11 m

1000 liters is equal to:

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100 m³

1 m³

1 cm³

1 mm³

According to Archimedes, upthrust is equal to

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Weight of displaced liquid

Volume of displaced liquid

Mass of displaced liquid

None of these

As we go up the value of atmospheric pressure is

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Decreased

Increased

Remain constnat

None of these

Unit of pressure is :

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N/ m

Pa

N

m/N2

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

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Stone

Metal spoon

Pencil

Amorphous solid

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