Physics Why do birds not have respiratory trouble at the time of flying at high altitude ? They use less oxygen They have extra air sacs They fly inactively Their lungs are very large They use less oxygen They have extra air sacs They fly inactively Their lungs are very large ANSWER DOWNLOAD EXAMIANS APP
Physics Newton's first law of motion gives the concept of Inertia Energy Momentum Work Inertia Energy Momentum Work ANSWER DOWNLOAD EXAMIANS APP
Physics A periscope works by the principle of Diffraction Total internal reflection Reflection Refraction Diffraction Total internal reflection Reflection Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics A person can jump higher on the moon's surface than on the earth because : The moon's surface is rough The acceleration due to gravity in moon is smaller than that on the earth. The moon has no atmosphere The moon is cooler than earth The moon's surface is rough The acceleration due to gravity in moon is smaller than that on the earth. The moon has no atmosphere The moon is cooler than earth ANSWER DOWNLOAD EXAMIANS APP
Physics The reflector of a search light is a : Cylindrical mirror Convex mirror Concave mirror Plane mirror Cylindrical mirror Convex mirror Concave mirror Plane mirror ANSWER DOWNLOAD EXAMIANS APP
Physics What is the full form of ''AM' regarding radio broadcasting? Amplitude Matching Anywhere Movement Amplitude Modulation Amplitude Movement Amplitude Matching Anywhere Movement Amplitude Modulation Amplitude Movement ANSWER DOWNLOAD EXAMIANS APP