Superposition of Waves
Superposition of Waves
- The tension in a piano wire is increased by 25%. Its frequency becomes ….. times the original frequency. (B) 1.12 The tension in a piano wire is increased by 25%. Its frequency becomes 1.12 times the original frequency. 1
- If two open organ pipes of length 50 cm and 51 cm sounded together produce 7 beats per second, the speed of sound is. (D) 357m/s If two open organ pipes of length 50 cm and 51 cm sounded together produce 7 beats per second, the speed of sound is 357 m/s 1
- When an air column in a pipe closed at one end vibrates such that three nodes are formed in it (D) 5 The frequency of its vibrations is 5 times the fundamental frequency. 1