The displacement of a particle varies according to relation x = 4 [Cos pi t + Sin Tpit ]. The amplitude of the particle is

The displacement of a particle varies according to relation x = 4 [Cos

1.	The displacement of a particle varies according to relation x = 4 [Cos pi t + Sin Tpit ]. The amplitude of the particle is
Answer» -4 4 `4sqrt(2)` 8 Answer :C