Two simple pendulum, whose lengths are 100cm and 121cm, are suspended side by side. Their bobs are pulled together and then released. After how many minimum oscillations of the longer pendulum, will the two be in phase again?

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Wave topics include: Waves-transverse, longitudinal, progressive, travelling, stationary, superposition and sound waves, reverberation, acoustics and beats.   A wave is a disturbance that propagates dynamically. Waves can have many characteristics, including: Amplitude: The maximum displacement of a wave, measured in meters Frequency: A characteristic of waves that can be used to measure them Wavelength: A significant variable used to define wave characteristics Period: A characteristic of waves Speed: A characteristic of waves Phase: A characteristic of waves  Waves can be... Show more

Two simple pendulum, whose lengths are 100cm and 121cm, are suspended side by side. Their bobs are pulled together and then released. After how many minimum oscillations of the longer pendulum, will the two be in phase again?