Question #b5b75 Physics Waves and Vibrations Simple Harmonic Motion - Pendulums 1 Answer Surya K. Feb 1, 2018 #L# is the length of the string of the pendulum Explanation: The formula #T=2pisqrt(L/g)# is to calculate the time period of a pendulum, where #L# is the length of the pendulum, and #g# the acceleration due to gravity. Answer link Related questions Question #224d5 Question #4ee98 Does the mass of a pendulum affect its period? Question #2d583 Question #2d593 Question #d603e What is the period of the Great Clock's, Big Ben, pendulum? A pendulum is 90 cm long. The speed of the bob is 150 cm/s as it passes through its lowest... What are the equations for frequency and period? What are the factors and parameters of pendulum motion? See all questions in Simple Harmonic Motion - Pendulums Impact of this question 1594 views around the world You can reuse this answer Creative Commons License