A uniform thin rope of length and mass has vertically support and a block of mass is attached to its free end. A transverse short wave train of wavelength 6cm is produced at the lower end of the rope. What is the wavelength of the wave train (in cm) when it reaches top of the rope
Option: 1 3
Option: 2 6
Option: 3 12
Option: 4 9
using
At a distance x from the bottom
at x=0,
and
Now at x=12 cm
So,
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