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Physics

Physics
Increased wind speed is accompanied by a reduced air ________

Density
Pressure
Aridity
Humidity

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Physics
A car parked in the sun with its windows closed gets terribly hot inside. This is due to

The good conducting power of the metal body
The heat emitted by the engine
The double layered wind shield
The greenhouse effect

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Physics
Oil raise up the wick in a lamp. The principle involves

the liquid state of oil
the diffusion of oil through the wick
capillary action phenomenon
volatility of oil

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Physics
A solid needle placed horizontally on the surface of the water floats due to

Viscosity of water
Surface tension of water
Water pressure
Capillary action

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Physics
Even after sunset, the air near the Earth's surface continue to receive heat due to

Conduction
Terrestrial Radiation
Convection
Insolation

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Physics
Optical fibre works on which of the following principle of light?

Refraction
Reflection
Diffraction
Total internal reflection

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MORE MCQ ON Physics

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