Question # 1

Specific heat of glass

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780 Jkg^-1K^-1

800 Jkg^-1K^-1

840 Jkg^-1K^-1

880 Jkg^-1K^-1

Melting point is also known as:

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Moiling point

Freezing point

Fusion point

None of these

Length of a rod is L∘ on temperature T∘. After heating upto temperature T, its length L becomes

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L = L∘ (1 + αΔT)

L = L∘ (1 + ΔT)

L = L∘ (1 - αΔT)

L = L∘ (1 -ΔT)

Normal human body temperature is

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15oC

37oC

37oF

98.6oC

Density of water is:

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100 kgm^-3

1000 kgm^-3

10 kgm^-3

1 kgm^-3

Degree of hotness or coldness measures the body:

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Heat

Temperature

Energy

Thermal

A material of thermometer should has:

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Visible

High freezing point

Low melting point

All of these

On Uranus the daytime temperature is ___________

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216 °C

-216 °C

-200 °C

-100 °C

On heating the strip, ___________ expands more than_______

respectively.

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Brass, Iron

Iron, Brass

Copper, brass

Brass, copper

An instrument is used for measuring temperature is called:

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Barometer

Thermometer

Voltmeter

None of above

On Celsius scale, temperature 300 K will be:

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26°C

25°C

24°C

27°C

The Celsius lower reference point is 0^oC while upper reference point is:

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212 ^oC

180^oC

100^oC

110^oC

What will be the value of β for a solid for which α has a value of 2 x 10^-5 C^-1

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2 x 10^-5 K^-1

6 x 10^-5 K^-1

8 x 10^-15 K^-1

8 x 10^-5K^-1

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