If in a simple pendulum experiment the length of the inextensible string is increased by a factor of four, its period is increased by a factor of? By: Sunday|Published on: Mar 25|Categories: Physics JAMB| 0 comments A. 4 B. Ï€2 C. 14 D. 2 Correct Answer: Option D = 2 Users Also Read These:The period of a simple pendulum of length 80.0cm was…As a bicycle Tyre was being pumped up, it was…By what factor will the size of an object placed…The period of a simple pendulum X is 5s. What is the…A simple pendulum of length 0.4m has a period of 2s.…SEE ALSO The ground stated energy for the hydrogen atom is 5.44 x 10^-19J . If an electron drops from zero energy to ground state, calculate the frequency of the emitted radiation. [h = 6.6 x 10^-34 Js]