Question # 1

Crocus flower open when the temperature is:

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23 ^oC

26^oC

29^oC

32^oC

Heat capacity of 5 kg water is.

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2000 JK^-1

2100 JK^-1

21000 JK^-1

210000 JK^-1

Water boils at:

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0°F

0°C

100°C

100 K

Bimetal strip is made up of two different metal:

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Copper & iron

Brass & Iron

Brass & Nickel

Copper & Nickel

On Celsius scale, temperature 300 K will be:

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26°C

25°C

24°C

27°C

Evaporation causes:

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Melting

Boiling

Freezing

Cooling

S.I unit of specific heat is:

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Jkg^-1 K^-1

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

JkgK

Jkg^-1K

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

Which expands on heating?

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Water

Steel

Copper

All are true

Clinical thermometer is used by:

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Astronomers

Doctors

Scientist

Chemists

Which of the following affects evaporation?

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Temperature

Surface area of the liquid

Wind

All of the above

Absolute zero is equal to:

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0°C

-273°C

0°F

All

From following in which device thermostat is used:

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Electroscope

Electric Bell

Electric Iron

Radio

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