The sound power level of a jet plane flying at a height of 1 km is 160 dB. What is the
maximum sound pressure level on the ground directly below the plane assuming that the
aircraft radiates sound equally in all directions?
A. 59.1 dB
B. 69.1 dB
C. 79.1 dB
D. 89.1 dB
maximum sound pressure level on the ground directly below the plane assuming that the
aircraft radiates sound equally in all directions?
A. 59.1 dB
B. 69.1 dB
C. 79.1 dB
D. 89.1 dB