Physics Why do birds not have respiratory trouble at the time of flying at high altitude ? Their lungs are very large They have extra air sacs They use less oxygen They fly inactively Their lungs are very large They have extra air sacs They use less oxygen They fly inactively ANSWER DOWNLOAD EXAMIANS APP
Physics The substance which conducts current in the solid state is Graphite Sodium chloride Iodine Diamond Graphite Sodium chloride Iodine Diamond ANSWER DOWNLOAD EXAMIANS APP
Physics The radiant energy having lowest energy is Microwave radiation Gamma rays UV rays Visible light Microwave radiation Gamma rays UV rays Visible light ANSWER DOWNLOAD EXAMIANS APP
Physics When the Sun is near the horizon during the morning or evening, it appears reddish. The phenomenon that is responsible for this observation is Scattering of light Reflection of light Refraction of light Dispersion of light Scattering of light Reflection of light Refraction of light Dispersion of light ANSWER DOWNLOAD EXAMIANS APP
Physics A dynamo is a device which Converts electrical energy into mechanical energy Creates electrical energy Converts mechanical energy into electrical energy Creates mechanical energy Converts electrical energy into mechanical energy Creates electrical energy Converts mechanical energy into electrical energy Creates mechanical energy ANSWER DOWNLOAD EXAMIANS APP
Physics A body is initially moving with a velocity of 5 m/s. It undergoes an acceleration of 2 m/s2 for 4 seconds. Find the displacement (in m) of this body in these 4 seconds. 8 4 36 72 8 4 36 72 ANSWER DOWNLOAD EXAMIANS APP
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