Physics Submerged objects can be located using Sonar Pulsar Quasar Radar Sonar Pulsar Quasar Radar ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound is more in Air Water Steel Wood Air Water Steel Wood ANSWER DOWNLOAD EXAMIANS APP
Physics Echo is heard due to Scattering Refraction Reflection Interference Scattering Refraction Reflection Interference 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 arrives Of higher intensity when train arrives Of higher pitch when train departs The same in both cases in all respects Of higher pitch when train arrives Of higher intensity when train arrives Of higher pitch when train departs ANSWER DOWNLOAD EXAMIANS APP
Physics The sound produced by a bat is– Ultrasonic Infrasonic Audible Subsonic Ultrasonic Infrasonic Audible Subsonic ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS