A particle performs simple harmonic motion described by

PHYSICS · Multi-part · AP · Physics 1: Algebra-based · Oscillations · Oscillations

Problem

x = 0.08\cos(20t)\,\text{m}

, where

t

is in seconds. (i) Find its displacement at

t = 0.20\,\text{s}

. (ii) Calculate its velocity at the same instant. (iii) Calculate its acceleration at the same instant.