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Physics

Physics
Water has maximum density at

4°C
0°C
100°C
273°C

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Physics
In nuclear reactor, heavy water is used as

Atomic smasher
Fuel
Coolant
Moderator

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Physics
Which of the following is arranged in order of decreasing conductivity?

Aluminium, Silver, Copper, Steel
Copper, Silver, Aluminium, Steel
Silver, Copper, Aluminium, Steel
Copper, Aluminium, Steel, Silver

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Physics
In a refrigerator what produces the cooling ?

None of these
The sudden expansion of a compressed gas
The evaporation of a volatile liquid
The ice which deposits on the freezer

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Physics
Which one of the following is the value of one nanometer?

10-4 cm
10-3 cm
10-7 cm
10-6 cm

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Physics
As water is cooled from 4 deg C to 0 deg C, its density

None of these
Decreases
Increases
Remains same

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MORE MCQ ON Physics

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