Question # 1

S.I unit of specific heat is:

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Jkg^-1 K^-1

J^-1kg^-1K^-1

JkgK

Jkg^-1K

Water freezes at .

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0^o F

32 ^oF

-273 K

0 K

In Fahrenheit scale, upper refrence point is:

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32 ^oF

212 ^oF

180 ^oF

100 ^oF

Specific heat of water is J kg^-1 K^-1IS:

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4200

4000

1000

2500

On Celsius scale, temperature 300 K will be:

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26°C

25°C

24°C

27°C

Which of the following affects evaporation?

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Temperature

Surface area of the liquid

Wind

All of the above

Bimetallic strip works on the principle of

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expansion of metals

contraction of metals

both (A) and (B)

unequal expansion of metals

Coefficient of linear thermal expansion of Steel?

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1.2 x 10^-5

2.2 x 10^-5

0.2 x 10^-5

1.3 x 10^-5

How many scales of measurement of temperature are?

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One

Two

Three

Four

The unit of heat capacity is:

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Jkg k

JK^-1

Jkg^-1K

J^-1kg^-1K^-1

Thermostat is a controlling switch:

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Heat

Temperature

Sound

Light

A simple way to know how much a body is hot or cold is

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Our sense of touch

Termometer

Thermostat

Setback state

Steam is used to run machine because of high amount of ___________ heat.

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Latent

Great

Large

Nil

Water boils at:

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0°F

0°C

100°C

100 K

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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