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