Physics Addition of suitable impurities into semiconductor, is called Forming Mixing Doping Diluting Forming Mixing Doping Diluting ANSWER DOWNLOAD EXAMIANS APP
Physics What is the reason for twinkling of stars ? Atmospheric reflection Atmospheric refraction Total internal reflection Dispersion of light Atmospheric reflection Atmospheric refraction Total internal reflection Dispersion of light ANSWER DOWNLOAD EXAMIANS APP
Physics Vegetables are cooked in lesser time by adding a pinch of salt while cooking because Boiling point of water increases Latent heat of vaporization of water increases Boiling point of water decreases Latent heat of vaporization of water decreases Boiling point of water increases Latent heat of vaporization of water increases Boiling point of water decreases Latent heat of vaporization of water decreases ANSWER DOWNLOAD EXAMIANS APP
Physics Which measurement describes the pressure of a gas? 450 mm Hg 251 g/cub.cm None of these 315 K 450 mm Hg 251 g/cub.cm None of these 315 K ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of mirror is used in the head lights of vehicles ? Parabolic mirror Concave mirror Convex mirror Plane mirror Parabolic mirror Concave mirror Convex mirror Plane mirror ANSWER DOWNLOAD EXAMIANS APP
Physics Red light is used for signals because it has High frequency Long wavelength High intensity Low refraction in the medium High frequency Long wavelength High intensity Low refraction in the medium ANSWER DOWNLOAD EXAMIANS APP
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