Physics Instrument used to study the behaviour of a vibrating string is : Hygrometer Hydrometer Barometer Sonometer Hygrometer Hydrometer Barometer Sonometer ANSWER DOWNLOAD EXAMIANS APP
Physics Among the following materials sound travels fastest in Air Steel Water Vacuum Air Steel Water Vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics Sound becomes hazardous noise pollution at decibels? Above 80 db Above 30 db Above 50 db Above 120 db Above 80 db Above 30 db Above 50 db Above 120 db ANSWER DOWNLOAD EXAMIANS APP
Physics What is the SI unit of intensity of sound? Heartz Decibel Newton Tesla Heartz Decibel Newton Tesla ANSWER DOWNLOAD EXAMIANS APP
Physics Sound cannot pass through Air Steel Water Vacuum Air Steel Water Vacuum ANSWER DOWNLOAD EXAMIANS APP
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