Physics
If the diameter of a capillary is doubled, then the rise of water in it will be

Half
Four times
No change
Two times

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Physics
Which of the following options correctly explains the term heat budget?

It is a mode of transfer of heat through matter by molecular activity.
It is the balance between incoming and outgoing radiation
It is the amount of heat which the surface of earth receives from the sun.
It is the radiation from the earth in the form of long waves.

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