Questions

Yes, it can be used, if an accurate clock frequency  is not required. also the component cost is low compared to LC or Crystal.

Mercury is the only metal that is in liqid form at room temperature. Caesium, Gallim and Rubidium are also metals that are in liquid form but at slightly high temperature than the room temperature.

German Chemist, Adolf von Baeyer first synthesized Barbituric Acid in 1864.

Byte contains 8 combinations of bits.

Because of the Doctrine of Lapse; if Hindu rulers did not have direct natural heirs, the British would impose their rule.

The right to privacy is alluded to in the Fourth Amendment to the US Constitution, which states that element of various legal traditions to restrain governmental and private actions that threaten the privacy of individuals..

No one shall be subjected to arbitrary interference with his privacy, family, home or correspondence, nor to attacks upon his honor and reputation. Everyone has the right to the protection of the law against such interference or attacks.