The time period of a simple pendulum is 2s. What is its frequency ? What name is given to such a pendulum? Share with your friends Share 0 Anshu Agrawal answered this Dear student, Frequency =1T=12=0.5Hz This is called second's pendulum. Regards 0 View Full Answer Almighty123404 answered this T=1/f f=1/T =1/2 =0.5 This pendulum is called a seconds pendulum. 0