Home
Class 12
PHYSICS
A steel wire of length im, mass 0.1kg an...

A steel wire of length im, mass 0.1kg and uniform cross sectional area `10^(-6) m^(2)` is rigidly fixed at both ends. The temperature of the wire is lowered by `20^(@)C`. If the transverse waves are set up plucking the string in the middle, calculate the frequency of the fundamental mode of vibration. `(Y=2xx10^(11)N//m^(2), a=1.21xx10^(-5)//^(@)C)`

A

22 Hz

B

33 Hz

C

44 Hz

D

11 Hz

Text Solution

Verified by Experts

The correct Answer is:
D
Promotional Banner

Topper's Solved these Questions

  • WAVES

    AAKASH SERIES|Exercise EXERCISE-III (Velocity of Sound :)|4 Videos

  • WAVES

    AAKASH SERIES|Exercise EXERCISE-III (Pipes :)|5 Videos

  • WAVES

    AAKASH SERIES|Exercise EXERCISE-III (Wave Equations & Basics)|7 Videos

  • WAVE OPTICS

    AAKASH SERIES|Exercise PROBLEMS (LEVEL - II)|20 Videos

  • WAVES OPTICS

    AAKASH SERIES|Exercise EXERCISE -III (POLARISITION)|10 Videos