Physics In the atmosphere ultraviolet rays are absorbed by Ozone Nitrogen Oxygen Helium Ozone Nitrogen Oxygen Helium ANSWER DOWNLOAD EXAMIANS APP
Physics 'Mirage' is an example of Refraction of light only Refraction and total internal reflection of light Dispersion of light only Total internal reflection of light only Refraction of light only Refraction and total internal reflection of light Dispersion of light only Total internal reflection of light only ANSWER DOWNLOAD EXAMIANS APP
Physics The direction of heat flow between two objects depends on Their heat contents Whether they are in solid, liquid or gaseous state Their temperatures Their masses Their heat contents Whether they are in solid, liquid or gaseous state Their temperatures Their masses ANSWER DOWNLOAD EXAMIANS APP
Physics The scientist who first sent electromagnetic waves to distant places is James Clerk Maxwell Thomas Alva Edison Heinrich Hertz John Logie Baird James Clerk Maxwell Thomas Alva Edison Heinrich Hertz John Logie Baird ANSWER DOWNLOAD EXAMIANS APP
Physics When a vehicle passes, TV reception gets distorted. This is because Metal reflects radiowaves Vehicle pollution affects the performance of the TV components Spark plug creates electromagnetic disturbances Modern vehicles use electroignition system Metal reflects radiowaves Vehicle pollution affects the performance of the TV components Spark plug creates electromagnetic disturbances Modern vehicles use electroignition system ANSWER DOWNLOAD EXAMIANS APP
Physics Purpose of an optical filter is to Transmit or absorb light of different colours Dispense light into component colours Refract light of different colours Reflect lights of different colours Transmit or absorb light of different colours Dispense light into component colours Refract light of different colours Reflect lights of different colours ANSWER DOWNLOAD EXAMIANS APP
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