Physics Why do birds not have respiratory trouble at the time of flying at high altitude ? They have extra air sacs They fly inactively They use less oxygen Their lungs are very large They have extra air sacs They fly inactively They use less oxygen Their lungs are very large ANSWER DOWNLOAD EXAMIANS APP
Physics The type of mirror used in automobiles to see the traffic on the rear side is Plane Concave Convex Plano-Convex Plane Concave Convex Plano-Convex ANSWER DOWNLOAD EXAMIANS APP
Physics Lightning is produced when Strong opposite charges in different clouds break down the resistance offered by the intervening air Similar charges of electricity rush towards each other and then get repelled Water vapour produces electricity in the clouds Clouds strike against impurities in air and the friction burns up these impurities Strong opposite charges in different clouds break down the resistance offered by the intervening air Similar charges of electricity rush towards each other and then get repelled Water vapour produces electricity in the clouds Clouds strike against impurities in air and the friction burns up these impurities ANSWER DOWNLOAD EXAMIANS APP
Physics Why is it difficult to breathe at higher altitudes? Due to low air pressure Due to ozone Due to high humidity Due to low temperature Due to low air pressure Due to ozone Due to high humidity Due to low temperature ANSWER DOWNLOAD EXAMIANS APP
Physics What is the full form of ''AM' regarding radio broadcasting? Anywhere Movement Amplitude Movement Amplitude Matching Amplitude Modulation Anywhere Movement Amplitude Movement Amplitude Matching Amplitude Modulation ANSWER DOWNLOAD EXAMIANS APP
Physics A thin oil film on a water surface appears coloured because of Reflection Diffraction Interference Polarization Reflection Diffraction Interference Polarization ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS