Physics A fountain pen works on the principle of Capillary action Viscosity of liquids Flow of liquids from higher to lower potential Bernoulli's principle Capillary action Viscosity of liquids Flow of liquids from higher to lower potential Bernoulli's principle ANSWER DOWNLOAD EXAMIANS APP
Physics Hot water is poured simultaneously in four metallic tumblers painted outside with different paints. After some time the water will be found to have cooled most in the tumbler painted. Rough black Shining black Rough white Shining white Rough black Shining black Rough white Shining white ANSWER DOWNLOAD EXAMIANS APP
Physics Forged documents are detected by Ultraviolet rays Gamma rays Infra-red rays Beta rays Ultraviolet rays Gamma rays Infra-red rays Beta rays ANSWER DOWNLOAD EXAMIANS APP
Physics A standing wave occurs when The amplitude of a wave exceeds its wavelength A wave reflects upon itself Two waves overlap The speed of the wave is zero or near zero The amplitude of a wave exceeds its wavelength A wave reflects upon itself Two waves overlap The speed of the wave is zero or near zero ANSWER DOWNLOAD EXAMIANS APP
Physics The wave theory of light can explain Black body spectrum Interference of light Comptom effect Photoelectric effect Black body spectrum Interference of light Comptom effect Photoelectric effect ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when the room temperature is 15°C, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15°C, because : Plastics have a higher thermal conductivity than metals Metals are good conductors of heat Metals have higher thermal capacity than plastics Plastics have a lower density than metals Plastics have a higher thermal conductivity than metals Metals are good conductors of heat Metals have higher thermal capacity than plastics Plastics have a lower density than metals ANSWER DOWNLOAD EXAMIANS APP
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