A Body Oscillates with Simple Harmonic Motion Along the X $\pi$

question 8

Multiple Choice

A body oscillates with simple harmonic motion along the x axis.Its displacement varies with time according to the equation x = 5.0 sin ( $\pi$ t + $\pi$ /3) .The velocity (in m/s) of the body at t = 1.0 s is

• A)+7.9
• B)-7.9
• C)-14
• D)+14
• E)-5.0