A body oscillates with simple harmonic motion according to the equation x = (6.12 m) cos[(8.38 rad/s)t + 1.92 rad]. Find (a) the displacement, (b) the velocity, and (c) the acceleration at the time t = 1.90 s. Find also (d) the frequency and (e) the period of the motion.

Radhika Batra , 9 Years ago

Grade 11