The intensity of sound that does not cause ear damage-
Correct Answer: 80
Description: Ans. is 'a' Le., 80 o Intensity is the strength of sound which determines its loudness. It is usually measured in decibels (dB). o Following are intensities when a person is at a distance of one meter from a sound source. Whisper 30 dB Normal conversation 60 dB Shout 90 dB Discomfort of ear 120 dB Pain in ear 130 dB o A daily exposure up to 85 dB is the about the limit people can tolerate without substantial damage to their hearing.
Category:
Social & Preventive Medicine
Get More
Subject Mock Tests
Practice with over 200,000 questions from various medical subjects and improve your knowledge.
Attempt a mock test nowMock Exam
Take an exam with 100 random questions selected from all subjects to test your knowledge.
Coming SoonGet More
Subject Mock Tests
Try practicing mock tests with over 200,000 questions from various medical subjects.
Attempt a mock test now