Physics Velocity of sound in air does not depend on Density of air Temperature of air Pressure of air Humidity of air Density of air Temperature of air Pressure of air Humidity of air ANSWER DOWNLOAD EXAMIANS APP
Physics Water cannot be used to extinguish fire caused by electric current, because It may cause electrocution It may cause hydrolysis It may spoil the wiring It may cause electrolysis It may cause electrocution It may cause hydrolysis It may spoil the wiring It may cause electrolysis ANSWER DOWNLOAD EXAMIANS APP
Physics Man perceives sound vibrations in the frequency ranges of 11 – 20 Hz 6 – 10 Hz 0 – 5 Hz 20 – 20000 Hz 11 – 20 Hz 6 – 10 Hz 0 – 5 Hz 20 – 20000 Hz ANSWER DOWNLOAD EXAMIANS APP
Physics Amount of water vapour (gaseous) in a given volume of air (cubic metre) is known as: Specific humidity Mixing ratio Absolute humidity Relative humidity Specific humidity Mixing ratio Absolute humidity Relative humidity ANSWER DOWNLOAD EXAMIANS APP
Physics The blue colour of sky is due to Refraction of sunlight Scattering of longer wavelengths of sunlight in the atmosphere Reflection of sunlight Scattering of shorter wavelengths of sunlight in the atmosphere Refraction of sunlight Scattering of longer wavelengths of sunlight in the atmosphere Reflection of sunlight Scattering of shorter wavelengths of sunlight in the atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics For every action, there is an equal and opposite reaction, is Newton's Third law Fourth law First law Second law Third law Fourth law First law Second law ANSWER DOWNLOAD EXAMIANS APP
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