<prompt> Sound intensity of whispering30 dB60 dB90 dB120 dB  <response>: Ans. is a i.e., 30 dB Following are intensities when a person is at a distance of one meter from sound source.Whisper30 dBNormal conversation60 dBShout90 dBDiscomfort of ear120 dBPain in ear130 dB 