Questions
Two simple pendulums whose lengths are 100 cm and 121 cm are suspended side by side. Their bobs are pulled together and then released. After how many rninimum oscillations of the longer pendulum, will the two be in phase again
detailed solution
Correct option is B
Let T1 and T2 are the time period of the two pendulums T1=2π100g and T2=2π121g T1Talk to our academic expert!
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A simple pendulum has time period T1. The point of suspension is now moved upward according to equation where . If new time period is T2 then ratio will be
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