A choir consisting of 36 individuals all of whom can sing with the same intensity. A soloist
sings a certain passage and then is joined by the remainder of the choir members for a repeat of
the passage. What is the difference in the sound intensity level in the two cases?
A. 3 dB
B. 6 dB
C. 36 dB
D. 15.6dB
sings a certain passage and then is joined by the remainder of the choir members for a repeat of
the passage. What is the difference in the sound intensity level in the two cases?
A. 3 dB
B. 6 dB
C. 36 dB
D. 15.6dB