Physics Submerged objects can be located using Pulsar Sonar Radar Quasar Pulsar Sonar Radar Quasar ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound is more in Air Steel Water Wood Air Steel Water Wood ANSWER DOWNLOAD EXAMIANS APP
Physics Echo is heard due to Interference Reflection Refraction Scattering Interference Reflection Refraction Scattering ANSWER DOWNLOAD EXAMIANS APP
Physics A person standing on a railway platform listens to the whistles of arriving and departing trains. The whistle heard is The same in both cases in all respects Of higher pitch when train departs Of higher pitch when train arrives Of higher intensity when train arrives The same in both cases in all respects Of higher pitch when train departs Of higher pitch when train arrives Of higher intensity when train arrives ANSWER DOWNLOAD EXAMIANS APP
Physics The sound produced by a bat is– Ultrasonic Infrasonic Audible Subsonic Ultrasonic Infrasonic Audible Subsonic ANSWER DOWNLOAD EXAMIANS APP
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