Physics Bats can sense obstacles because they produce Micro sound waves Ultrasonic sound waves Infrasonic sound waves Supersonic sound waves Micro sound waves Ultrasonic sound waves Infrasonic sound waves Supersonic sound waves ANSWER DOWNLOAD EXAMIANS APP
Physics Which determines the frequency of a sound wave? Source Amplitude Medium Speed Source Amplitude Medium Speed ANSWER DOWNLOAD EXAMIANS APP
Physics The minimum number of geostationary satellites needed for uninterrupted global coverage is : 2 1 3 4 2 1 3 4 ANSWER DOWNLOAD EXAMIANS APP
Physics If an object moves with constant velocity, It must have constant direction It must have constant speed It must have constant speed in constant direction None of these It must have constant direction It must have constant speed It must have constant speed in constant direction None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is a good electrical conductor? Charcoal Diamond Peat Graphite Charcoal Diamond Peat Graphite ANSWER DOWNLOAD EXAMIANS APP
Physics When a bullet is fired from a gun The gun does not move The gun recoils with the same momentum as the bullet The gun moves forward The gun jumps up The gun does not move The gun recoils with the same momentum as the bullet The gun moves forward The gun jumps up ANSWER DOWNLOAD EXAMIANS APP
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