Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because There is no air or any other gas in the bell jar The bell jar is too small The ringing is not loud enough The glass of the bell jar absorbs the sound waves There is no air or any other gas in the bell jar The bell jar is too small The ringing is not loud enough The glass of the bell jar absorbs the sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics A ball rolling along the ground gradually slows down and finally comes to rest is due to ________ Muscular force Magnetic force Friction Electrostatic force Muscular force Magnetic force Friction Electrostatic force ANSWER DOWNLOAD EXAMIANS APP
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 Beats Doppler effect Echo Resonance Beats Doppler effect Echo Resonance ANSWER DOWNLOAD EXAMIANS APP
Physics Sound becomes hazardous noise pollution at decibels? Above 120 db Above 80 db Above 30 db Above 50 db Above 120 db Above 80 db Above 30 db Above 50 db ANSWER DOWNLOAD EXAMIANS APP
Physics The term ''Higgs Boson' is associated with Oncology Nano Technology God Particle Stem Cell Research Oncology Nano Technology God Particle Stem Cell Research ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these waves can be polarized ? Sound waves in air Transverse waves on a string Longitudinal waves on a string Light waves Sound waves in air Transverse waves on a string Longitudinal waves on a string Light waves ANSWER DOWNLOAD EXAMIANS APP
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