Skip to content
Philoid
Browse Saved
Back to chapter
Physics
15. Wave Motion and Waves on a String
Home · Class 11 · Physics · Ref. Book · 15. Wave Motion and Waves on a String
Prev
Next
Q21 of 97 Page 322

A sonometer wire of length l vibrates in fundamental mode when excited by a tuning fork of frequency 416 Hz. If the length is doubled keeping other things same the string will


Where is the length tension




Hence,


Plugging in the values, we get



More from this chapter

All 97 →
19

A tuning fork for a frequency 480 Hz is used to vibrate a sonometer wire having natural frequency 240 Hz. The wire will vibrate with a frequency of

20

A tuning fork of frequency 480 Hz is used to vibrate a sonometer wire having frequency 410 Hz. The wire will vibrate with a frequency

22

A sonometer wire supports a 4 kg load and vibrates in fundamental mode with a tuning fork of frequency 416 Hz. The length of the wire between the bridges is now doubled. In order to maintain fundamental mode, the load should be changed to

1

A mechanical wave propagates in a medium along the X-axis. The particles of the medium

Questions · 97
15. Wave Motion and Waves on a String
1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 1 2 3 4 5 6 7 8 9 10 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57
Back to chapter
ADVERTISEMENT
About Contact Privacy Terms
Philoid · 2026
  • Home
  • Search
  • Browse
  • Quiz
  • Saved