Physics When two similar sources vibrate with slightly different frequencies, a regular rise and fall occurs in the loudness of tone. This phenomenon is known as Echo Doppler effect Beats Resonance Echo Doppler effect Beats Resonance ANSWER DOWNLOAD EXAMIANS APP
Physics Propagation of sound can be visualised as propagation of ________ variations in the medium Density Elasticity Porosity Viscosity Density Elasticity Porosity Viscosity ANSWER DOWNLOAD EXAMIANS APP
Physics Permissible noise level at Residential area during night time is : 80 dB (A) 45 dB (A) 75 dB (A) 55 dB (A) 80 dB (A) 45 dB (A) 75 dB (A) 55 dB (A) ANSWER DOWNLOAD EXAMIANS APP
Physics Calculate the time period (in seconds) of a sound wave of wavelength 4m traveling with a speed of 500m/s 0.016 0.008 2000 1000 0.016 0.008 2000 1000 ANSWER DOWNLOAD EXAMIANS APP
Physics Which waves cannot be transmitted through vacuum? Sound Electromagnetic Light Heat Sound Electromagnetic Light Heat ANSWER DOWNLOAD EXAMIANS APP
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