Depending on the type of aircraft and it's distance from you, usually more than 100 decibels.
a jet plane at a takeoff at 100 yards is 120 dB loud
On takeoff, anywhere from 140 - 150 dB.
A jet enjine at take-off measures 113 decibels, while a surprised pig can squeal at 115 decibels.
20 decibels
140db rating the same as a gun going off or a Top fuel dragster. jackhammers are at 130db for comparison.
Yes, the space shuttle is louder than a typical jet engine. During launch, the space shuttle's main engines produce around 200 decibels of sound, whereas a jet engine typically generates around 140 decibels.
207 decibels.
That depends how close you measure to the jet. The closer - the louder! The distance is very important if you measure with a sound pressure level meter.
Power (Watts)/ Decibels (if the speaker is efficient) 2 Watts = 93 decibels 4 Watts = 96 decibels 8 Watts = 99 decibels 16 Watts = 102 decibels 32 Watts = 105 decibels 64 Watts = 108 decibels 128 Watts = 111 decibels 256 Watts = 114 decibels 512 Watts= 117 decibels 1024 Watts = 120 decibels Some Volumes to Compare 10 decibels = normal human breathing 60 decibels = normal human conversation 110 decibels = power saw, car horn, shouting in ear, 120 decibels = jet aircraft close by, emergency vehicle siren, rock concert
70-100 decibels
The sound of a normal conversation is 60dB (decibels) and a close range jet is 140dB. This makes a jet at close range over 2 times as many decibels than a close range jet. The sound of a normal conversation is 60dB (decibels) and a close range jet is 140dB. This makes a jet at close range over 2 times as many decibels than a normal conversation. The above answer is FALSE: The decibel scale is logarithmic and thus a 140 dB sound would be 10^14 above 0 decibel; the 60 dB sound would be 10^6 above 0 decibel. Thus the close range jet is around 10^(14 - 6) = 10^8, or 100,000,000 times the loudness of a normal conversation.
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