A simple pendulum has a bob of mass m and its frequency is f. If we replaced the bob with a heavier one say of 2m then that will be its new frequency ? Leave a Comment / Physics Mcqs / By admin A. 1/4f B. 1/2f C. frequency lower than 20 Hz D. 2f Rate this post Related Posts:Ultrasonic have__________________?FM stands for ________?When the source of sound moves away form a stationary…The distance between any two consecutive crests or troughs…FDD stands forIf stretching force T of wire increases, then its frequency…