Physics Light year is a unit of Intensity of light Time Distance Light Intensity of light Time Distance Light ANSWER DOWNLOAD EXAMIANS APP
Physics The magnifying power of an astronomical telescope can be decreased by None of these Increasing the focal length of the eyepiece Increasing the focal length of the objective Decreasing the focal length of the eyepiece None of these Increasing the focal length of the eyepiece Increasing the focal length of the objective Decreasing the focal length of the eyepiece ANSWER DOWNLOAD EXAMIANS APP
Physics Hot water is poured simultaneously in four metallic tumblers painted outside with different points. After some time the water will be found to have cooled most in the tumbler painted. Shining white Rough black Rough white Shining black Shining white Rough black Rough white Shining black ANSWER DOWNLOAD EXAMIANS APP
Physics In the atmosphere ultraviolet rays are absorbed by Ozone Helium Oxygen Nitrogen Ozone Helium Oxygen Nitrogen ANSWER DOWNLOAD EXAMIANS APP
Physics Light from the star, Alpha Centauri, which is nearest to the earth after the sun, reaches the earth in 4.2 years 4.2 seconds 42 seconds 42 years 4.2 years 4.2 seconds 42 seconds 42 years ANSWER DOWNLOAD EXAMIANS APP
Physics The flux commonly used in brazing is Borax Ammonium chloride Resin plus alcohol Zinc chloride Borax Ammonium chloride Resin plus alcohol Zinc chloride ANSWER DOWNLOAD EXAMIANS APP
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