Physics In the absence of ozone layer, which rays will enter into atmosphere? X-rays Visible Infrared Ultraviolet X-rays Visible Infrared Ultraviolet ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following represents a relation for ''heat lost = heat gained'? Principle of colors Principle of vaporization Principle of thermal equilibrium Principle of calorimetry Principle of colors Principle of vaporization Principle of thermal equilibrium Principle of calorimetry ANSWER DOWNLOAD EXAMIANS APP
Physics A man standing at the top of a tower has two spheres A and B. He drops sphere A downwards and throws sphere B horizontally at the same time. Which of the following is correct ? A will reach the ground first. B will reach the ground first. Both the spheres will reach the ground simultaneously. The question is incomplete because the masses of the spheres are not given. A will reach the ground first. B will reach the ground first. Both the spheres will reach the ground simultaneously. The question is incomplete because the masses of the spheres are not given. ANSWER DOWNLOAD EXAMIANS APP
Physics A light ray travelling from denser to rarer medium at an angle of incidence more than critical angle of concerned media pair suffers. Reflection Diffraction Total internal reflection Refraction Reflection Diffraction Total internal reflection Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics Fibre optics work on the principle of Scattering of light Total internal absorption Total internal reflection Optical rotation Scattering of light Total internal absorption Total internal reflection Optical rotation ANSWER DOWNLOAD EXAMIANS APP
Physics Scalar Quantities are Physical quantities which have no magnitude only and only direction Physical quantities which have magnitude only and no direction Physical quantities which have magnitude only and direction Physical quantities which have no magnitude and no direction Physical quantities which have no magnitude only and only direction Physical quantities which have magnitude only and no direction Physical quantities which have magnitude only and direction Physical quantities which have no magnitude and no direction ANSWER DOWNLOAD EXAMIANS APP
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