A body oscillates with S.H.M according to the equation x=5cos2πt+π4 its instantaneous displacement at t=1 sec is
25m
13m
12m
52m
Given x=5cos2πt+π4 where x is a displacementx=5cos2π+π/4 at t=1 second
x=5cosπ/4 cos360∘+θ=cosθ x=5×12 x=52m