Uesuoi o0 a point participates simultaneously in two harmonic oscillation of the same direction, x, = a cos ot andx, = a cos 2ot. find the maximum velocity of t

uesuoI o0 A point participates simultaneously in two harmonic oscillation of the same direction, x, = a cos ot andx, = a cos 2ot. Find the maximum velocity of the point. (A) 2.23 ao (C) (B) 2.43 ao (D) 2.93 ao 2 .73 ad