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  4. A uniform rope of mass 6kg hangs vertically from a rigid support. A block of mass 2kg is attached to the free end of the rope. A transverse pulse of wavelength 0.06m is produced at the lower and of the rope. The wavelength of the pulse when it reaches the top is (. in m. :

Q. A uniform rope of mass hangs vertically from a rigid support. A block of mass is attached to the free end of the rope. A transverse pulse of wavelength is produced at the lower and of the rope. The wavelength of the pulse when it reaches the top is in :

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