Physics The ordinary and maximum tolerance limit of sound by human being is 70 db to 85 db (decibel) 65 db to 75 db (decibel) 60 db to 80 db (decibel) 50 db to 70 db (decibel) 70 db to 85 db (decibel) 65 db to 75 db (decibel) 60 db to 80 db (decibel) 50 db to 70 db (decibel) ANSWER DOWNLOAD EXAMIANS APP
Physics In SONAR which kind of wave is used? Audible sound Radio Infrasonic Ultrasonic Audible sound Radio Infrasonic Ultrasonic ANSWER DOWNLOAD EXAMIANS APP
Physics Sound waves cannot travel through Liquid Gas Vacuum Solid Liquid Gas Vacuum Solid ANSWER DOWNLOAD EXAMIANS APP
Physics Noise is measured in Watt REM Decibel Centigrade Watt REM Decibel Centigrade ANSWER DOWNLOAD EXAMIANS APP
Physics Man perceives sound vibrations in the frequency ranges of 20 – 20000 Hz 11 – 20 Hz 0 – 5 Hz 6 – 10 Hz 20 – 20000 Hz 11 – 20 Hz 0 – 5 Hz 6 – 10 Hz ANSWER DOWNLOAD EXAMIANS APP