Physics
Which of the following celestial bodies contains abundant quantities of helium-3, a potential source of energy ?

Earth
Saturn
Venus
Moon

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Physics
Of the four locations mentioned below the highest inside temperature will be attained in the pressure cooker operated with the pressure valve open

in an aeroplane flying at a height of 10,000 m with inside pressure maintained at the sea level
at sea level
at the top of Mt. Everest
at a place in a valley below sea level

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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

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

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