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PHYSICS

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

Double
Four times
Three times
Remain same

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Physics
The word ''insolation' means

Insoluble matters
None of these
Matters which insulate
Incoming solar radiation

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

Decreases slightly
Increases slightly
Increases to a great extent
Decreases rapidly

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

Conduction
Convection
Radiation
Both conduction and convection

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Physics
Energy travels from Sun to Earth through

Convection
Modulation
Conduction
Radiation

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