The defects in the human body can also be detected by a specific type of waves, known as x-rays? The vibratory motion of the pencil produces a disturbance in the constituent molecules of water? Simple harmonic motion is a translatory motio? The acceleration of the body is directly propotional to its displacement 'x' from the mean positions 'O'? A simple pendulum consists of a single isolated bob suspend from a frictional support?