Physics Sound waves cannot travel in Hydrogen gas Water Vacuum Glass Hydrogen gas Water Vacuum Glass ANSWER DOWNLOAD EXAMIANS APP
Physics The quality or tone of a musical sound produced by a stringed instrument depends on Amplitude of vibration Wave form of the sound Frequency of vibration Length of the strings in the instrument Amplitude of vibration Wave form of the sound Frequency of vibration Length of the strings in the instrument ANSWER DOWNLOAD EXAMIANS APP
Physics Which determines the frequency of a sound wave? Speed Source Amplitude Medium Speed Source Amplitude Medium ANSWER DOWNLOAD EXAMIANS APP
Physics The intensity ratio of waves is 25 : 9. What is the ratio of their amplitudes? 0.21041666666667 2.0958333333333 1.0479166666667 0.12847222222222 0.21041666666667 2.0958333333333 1.0479166666667 0.12847222222222 ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound in air Decreases with increase of temperature Increases with decrease of temperature Does not depend on temperature Decreases with decrease of temperature Decreases with increase of temperature Increases with decrease of temperature Does not depend on temperature Decreases with decrease of temperature ANSWER DOWNLOAD EXAMIANS APP