The sound from a trumpet is emitted uniformly in all

Last updated: 6/21/2023

The sound from a trumpet is emitted uniformly in all directions at 20 C At point P in space the sound intensity level is 30 dB The density of air in the medium is 1 5 kg m the velocity of sound at 20 C is 300 m sec If the displacement amplitude is A x 10 12 m at point P the frequency of sound wave in the medium is 600 Hz Write value of A Take n 10