Physics It is dangerous to observe Solar eclipse with naked eyes because Infrared radiations from sun burn our retina Ultraviolet radiations from Sun burn our retina Cosmic rays reach eyes more during the eclipse All radiations from sun initiate chemical reactions in eyes Infrared radiations from sun burn our retina Ultraviolet radiations from Sun burn our retina Cosmic rays reach eyes more during the eclipse All radiations from sun initiate chemical reactions in eyes ANSWER DOWNLOAD EXAMIANS APP
Physics Stars twinkle because None of these the intensity of light emitted by them changes with time. the refractive index of the different layers of the earth's atmosphere ch the distance of the stars from the earth changes with time. None of these the intensity of light emitted by them changes with time. the refractive index of the different layers of the earth's atmosphere ch the distance of the stars from the earth changes with time. ANSWER DOWNLOAD EXAMIANS APP
Physics Friction can be reduced by changing from Static to Dynamic Sliding to Rolling Rolling to Sliding Dynamic to Static Static to Dynamic Sliding to Rolling Rolling to Sliding Dynamic to Static ANSWER DOWNLOAD EXAMIANS APP
Physics What is the force of attraction between any two bodies by virtue of their masses is called? Nuclear Force Electromagnetic Force Centripetal Force Gravitational Force Nuclear Force Electromagnetic Force Centripetal Force Gravitational Force ANSWER DOWNLOAD EXAMIANS APP
Physics The swing of a spinning cricket ball in air can be explained on the basis of Bernoulli's theorem. Turbulence caused by wind. Buoyancy of air. Sudden change in wind direction. Bernoulli's theorem. Turbulence caused by wind. Buoyancy of air. Sudden change in wind direction. ANSWER DOWNLOAD EXAMIANS APP
Physics When water freezes its density Decreases Becomes Zero Remains constant Increases Decreases Becomes Zero Remains constant Increases ANSWER DOWNLOAD EXAMIANS APP