Physics, asked by sebika2001, 1 year ago

A body oscillates with shm according to the equation = 5 cos(2 pie t+pie by four) at t=1.5 s calculate the speed of the body

Answers

Answered by abhi178
41
y=5cos (2 pi t+pi/4)
first differentiate both side
dy/dt=v=-10pi.sin (2 pit+pi/4)
mode of velocity is speed so
speed=10pi sin (2 pi.3/2+pi/4)
=10pisinpi/4
=10 pi/ root2

abhi178: please sanika take brainlist
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