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PHYSICS

Physics
When temperature difference between liquid and its surroundings is doubled, the rate of loss of heat will:

Three times
Remain same
Double
Four times

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Physics
The word ''insolation' means

Insoluble matters
Incoming solar radiation
Matters which insulate
None of these

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Physics
Tap water is placed in an open pad and allowed to evaporate. After some time the temperature of water

Increases to a great extent
Increases slightly
Decreases rapidly
Decreases slightly

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Physics
Heat is transmitted from higher temperature to lower temperature through the actual motion of the molecules in

Conduction
Convection
Both conduction and convection
Radiation

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Physics
Energy travels from Sun to Earth through

Convection
Radiation
Conduction
Modulation

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