Home Physics Wave and Sound All Topic Question for Revision Test A uniform rope of length 12 meter and mass 6…
Physics Wave and Sound All Topic Question for Revision Test MCQ (Single Correct)

A uniform rope of length 12 meter and mass 6 kg, is swinging vertically from rigid base. From its free end, one 2 kg mass is attached. At its bottom, end one transverse wave is produced of wavelength 0.06 meter. At upper end of rope, wavelength will be

A
1.2 m
B
0.12 m
C
0.12 cm
D
0.12 mm

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The correct answer is:
B

Tension at bottom end of rope,

Tension at upper end of rope,

If and are respective velocities at bottom and upper end of rope, then

Frequency does not depend on medium, therefore If and are respective wavelengths at bottom and upper end or rope,

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