What would be the intensity level at a distance of 7.9 from two identical barking dogs that are very close to each other? (include units with answer)
What would be the intensity level at a distance of 7.9 from two identical barking dogs...
The intensity level is 68 dB at a distance 4.2 m from a barking dog What would be the intensity level at a distance of 7.4 from two identical barking dogs that are very close to each other?
Three identical pumps produce a total intensity level of 90 dB at a certain distance from them. What would the intensity level be if one pump is shut down? What would the intensity level be if two pumps are shut down?
A person standing a certain distance from ten identical loudspeakers is hearing a sound level intensity of 123 dB. What sound level intensity would this person hear if four are turned off?
CH 16 Traveling Waves Problem 16.40 Review Part A The sound intensity level 5.0 m from a large power saw is 100 dB At what distance will the sound be a more tolerable 80 dB? Express your answer to two significant figures and include the appropriate units. RValue Units Submit Request Answer Provide Feedback
URGENT 1. A person standing a certain distance from nine identical loudspeakers is hearing a sound level intensity of 115 dB. What sound level intensity would this person hear if all but one are turned off?
n Review Id During takeoff, the sound intensity level of a jet engine is 150 dB at a distance of 22 m. Part A What is the sound intensity level at a distance of 1.0 km? Express your answer to two significant figures and include the appropriate units. НА ? B = 253.7 dB Submit Previous Answers Request Answer X Incorrect; Try Again; 9 attempts remaining
(1 point) You are trying to overhear a juicy conversation, but from your distance of 30 m, it sounds like only an average whisper of 10 dB. You decide to move closer so that the intensity level increases to 60 dB. How close would you have to be in order to hear this intensity level? (Note that the answer might be uncomfortably close.) Distance =
You stand 5 meters away from two machines. One machine operates at a sound intensity level that is 50 dB at your location. The other machine operates at a sound intensity level of 70 dB at your location. What sound intensity level do you hear (measure in dB) when both machines are turned on?
At what distance from the Sun is its intensity the same as that of a 90 W lightbulb that is 0.8 m from you? The Sun radiates energy at a rate of about 4×1026W. Express your answer to one significant figure and include the appropriate units
A.Determine the sound level heard by the guitarist when one speaker is operating .Units dB B.Determine the sound level heard by the guitanist when both speakers are operating .Units dB A. The frequency of the signal as determined by the motor vehicle .Units MHz B.The frequency determined by the radar speed gun for the signal reflected back to it by the motor vehicle .Units :Hz Two identical speakers are positioned the same distagce from a guitarist. The intensity of sound...