2. The sound of a chain saw (at 80 decibels) is how much louder than the sound of a human whisper (at 20 decibels)? A. 20 times louder B. 60 times louder C. 80 times louder D. 100 times louder E. 1,000,000 times louder

2. The sound of a chain saw (at 80 decibels) is how much louder than the sound of a human whisper (at 20 decibels)? A. 20 times louder B. 60 times louder C. 80 times louder D. 100 times louder E. 1,000,000 times louder

Biomedical Instrumentation Systems

1st Edition

ISBN:9781133478294

Author:Chatterjee

Publisher:Chatterjee

Chapter3: Biosignals And Noise

Section: Chapter Questions

Problem 12P

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Communication

Communication is a method of transferring information between two persons or organisms. Communication is possible using mutually understood behaviors such as signs, symbols, or language. In the year 1980, S. F. Scudder proposed communication theory. According to his ideas, all living beings on the earth communicate, but the methods of communication differ. Communication skills are now part of soft skills.

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2. The sound of a chain saw (at 80 decibels) is how much louder than the sound of a human
whisper (at 20 decibels)?
A. 20 times louder
B. 60 times louder
C. 80 times louder
D. 100 times louder
E. 1,000,000 times louder

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