Question #3915e Physics Waves and Vibrations Simple Harmonic Motion - Pendulums 1 Answer GiĆ³ Dec 1, 2015 I found #8.35m/s# Explanation: I used the conservation of Mechanical Energy #E_("mech")=K+U# where: #K=1/2mv^2# is Kinetic Energy; #U=mgh# is Gravitational Potential Energy; so: 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 3500 views around the world You can reuse this answer Creative Commons License