Physics
The swing of a spinning cricket ball in air can be explained on the basis of

Turbulence caused by wind.
Buoyancy of air.
Bernoulli's theorem.
Sudden change in wind direction.

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Physics
A capillary tube is partially dipped vertically in a vessel containing water. Due to capillarity water rises in the tube. The height of water rise in the tube can be increased by

Increasing the radius of the capillary tube
Decreasing the radius of the capillary tube
Increasing the height of water in the vessel
None of these

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