Physics Which of the following is not caused by atmospheric refraction of light ? Sun appearing higher in the sky than it actually is Sun appearing red at sunset Sun becoming visible two or three minutes before actual sunrise Twinkling of stars at night Sun appearing higher in the sky than it actually is Sun appearing red at sunset Sun becoming visible two or three minutes before actual sunrise Twinkling of stars at night ANSWER DOWNLOAD EXAMIANS APP
Physics When a person sitting on a swing stands up on the swing, the frequency of oscillation Does not change Increases Becomes infinite Decreases Does not change Increases Becomes infinite Decreases ANSWER DOWNLOAD EXAMIANS APP
Physics A galvanometer can be converted to a voltmeter by connecting A high resistance in parallel A low resistance in parallel A high resistance in series A low resistance in series A high resistance in parallel A low resistance in parallel A high resistance in series A low resistance in series ANSWER DOWNLOAD EXAMIANS APP
Physics Flight Recorder is technically called : Altitude meter Blind box Dark box Black box Altitude meter Blind box Dark box Black box ANSWER DOWNLOAD EXAMIANS APP
Physics The sound produced by a bat is– Audible Ultrasonic Infrasonic Subsonic Audible Ultrasonic Infrasonic Subsonic ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS