Cathode rays
Gamma rays
Cosmic rays
Alpha rays
The Newtons 1st Law is also called as
The normal threshold of hearing is around
The nuclear particle having no mass & no charge, but only spin is
The nuclear particles that are assumed to hold nucleons together are
The number of waves per second in a sound is called _ of that sound.
The oil in the wick of a lamp rises up due to
The oil in the wick of an oil lamp rises up due to
The oil in the wick of lamp rises due to
The oldest type of energy known to man is
The operation of the electric generator and motor is based on the interaction between
