Physics Planets do not twinkle because They emit light of a constant intensity They are very far away from the earth resulting in decrease in intensity of light Their distance from the earth does not change with time They are nearer to earth and hence we receive a greater amount of light. They emit light of a constant intensity They are very far away from the earth resulting in decrease in intensity of light Their distance from the earth does not change with time They are nearer to earth and hence we receive a greater amount of light. ANSWER DOWNLOAD EXAMIANS APP
Physics Magnifying Glass is basically a Cylindrical lens Plano-concave lens Concave lens Convex lens Cylindrical lens Plano-concave lens Concave lens Convex lens ANSWER DOWNLOAD EXAMIANS APP
Physics In a filament type light bulb most of the electric power consumed appears as Visible light Fluorescent light Infra-red rays Ultra-violet rays Visible light Fluorescent light Infra-red rays Ultra-violet rays ANSWER DOWNLOAD EXAMIANS APP
Physics Alpha particle is the nucleus of an atom of Oxygen Hydrogen Helium Lithium Oxygen Hydrogen Helium Lithium ANSWER DOWNLOAD EXAMIANS APP
Physics When pressure is increased the melting point of ice Does not change Increases Depends on the impurities in the ice Decreases Does not change Increases Depends on the impurities in the ice Decreases 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 Refraction of light Reflection of light Dispersion of light Scattering of light Refraction of light Reflection of light Dispersion of light Scattering of light ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS