Physics The quality or tone of a musical sound produced by a stringed instrument depends on Frequency of vibration Length of the strings in the instrument Wave form of the sound Amplitude of vibration Frequency of vibration Length of the strings in the instrument Wave form of the sound Amplitude of vibration ANSWER DOWNLOAD EXAMIANS APP
Physics Rainbow is due to refraction and reflection of sunlight by water droplets absorption of sunlight in minute water droplets ionisation of water deposits diffusion of sunlight through water droplets refraction and reflection of sunlight by water droplets absorption of sunlight in minute water droplets ionisation of water deposits diffusion of sunlight through water droplets ANSWER DOWNLOAD EXAMIANS APP
Physics It is dangerous to observe Solar eclipse with naked eyes because Cosmic rays reach eyes more during the eclipse All radiations from sun initiate chemical reactions in eyes Ultraviolet radiations from Sun burn our retina Infrared radiations from sun burn our retina Cosmic rays reach eyes more during the eclipse All radiations from sun initiate chemical reactions in eyes Ultraviolet radiations from Sun burn our retina Infrared radiations from sun burn our retina ANSWER DOWNLOAD EXAMIANS APP
Physics Rear view mirror of car is convex or concave? Can't be determined Both A & B Concave Convex Can't be determined Both A & B Concave Convex ANSWER DOWNLOAD EXAMIANS APP
Physics Lightning is caused due to Electric discharge Electric pressure Electric leak Electric power Electric discharge Electric pressure Electric leak Electric power ANSWER DOWNLOAD EXAMIANS APP
Physics Why two thin shirts can keep us warmer than a single thick shirt in winter ? No radiation of heat takes place Two thin shirts become thicker so prevent transmission of heat Air layer between two shirts behaves like insulating media Air layer between two shirts works as good conductor No radiation of heat takes place Two thin shirts become thicker so prevent transmission of heat Air layer between two shirts behaves like insulating media Air layer between two shirts works as good conductor ANSWER DOWNLOAD EXAMIANS APP
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