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Thermal Properties of Matter
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Thermal Properties of Matter
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Thermal Properties of Matter
Due to weak forces between the molecules, the thermal expansion in liquids is
less than solids
greater than solids
equal to solids
equal to gases
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Everyday Science
Heat is also called
energy in stress
energy in power
energy in transit
energy in elasticity
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Thermal Properties of Matter
The coefficient of linear thermal expansion of a substance is denoted by
α
β
Ï€
ω
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Thermal Properties of Matter
The changing of liquid into vapors without heating is called
freezing
steaming
evaporation
melting
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Thermal Properties of Matter
Heat energy require to change unit mass of a substance from solid to liquid state at its melting point without change in its temperature is called its
latent heat of vaporization
latent heat of energy
latent heat of fusion
latent heat of pressure
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Thermal Properties of Matter
The most suitable thermometric material is
francium
gallium
water
mercury
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Everyday Science
SI unit of specific energy is
Jkg
-1
K
-1
Jkg
-1
 K
-1
Pa
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Thermal Properties of Matter
If the temperature on the Celsius scale is 20 °C the temperature in kelvin scale is
294 K
293 K
292 K
300 K
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Thermal Properties of Matter
The quantity of thermal energy absorbed by a body for 1 kelvin increase in its temperature is known as
pressure capacity
heat capacity
kinetic energy
potential energy
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Thermal Properties of Matter
On Celsius scale, the interval between the lower and upper fixed points is divided into
100 equal parts
180 equal parts
50 equal parts
90 equal parts
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