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