Properties and Thermal properties of Matter

The ionic state of matter is called

• Solid

• Liquid

• Plasma

• Gas

1m³ is equal to

• 1000 litre

• 10^-3m³

• 10^-6m³

• 1gcm^-3

The force acting normally per unit area of a surface body is called

• Mass

• Pressure

• Volume

• Density

If the atmospheric pressure inside the balloon will not be equal to the atmospheric pressure outside the balloon, Balloon will

• Blast

• Expand

• Nothing will happen

• It will lose its weight

If a force of 1500N acting on a unit area of 6×10^-3, find pressure

• 2500000Nm^-2

• 250000Nm^-2

• 154000Nm^-2

• 6000Nm^-2

Atmospheric pressure is finded by a device called

• Barometer

• Nanometre

• Picometer

• Thermometer

When air is sucked through straw with its other end dipped in a liquid, the pressure inside the straw?

• Increase

• Remain constant

• Decrease

• The air cannot sucked

Pressure in liquid can be find by

• pgV

• pgh

• F₂=F₁×A/a

• F/A

In a hydraulic press, a force of 100N is applied on the piston of a pump of cross sectional area 0.01m² ,Find the force that compresses a cotton bale placed on larger piston of cross sectional area 1m²

• 10000000N

• 150000N

• 18700N

• 10000N

Principles of floatation application can be find in

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