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