Physics Friction can be reduced by changing from Rolling to Sliding Static to Dynamic Dynamic to Static Sliding to Rolling Rolling to Sliding Static to Dynamic Dynamic to Static Sliding to Rolling ANSWER DOWNLOAD EXAMIANS APP
Physics A hydrogen balloon floats up because of Air pressure decreases with decrease in height Air pressure decreases with decrease in weight Weight of the balloon is less than the weight of air displaced by it. The pressure inside the balloon is more than the pressure outside it Air pressure decreases with decrease in height Air pressure decreases with decrease in weight Weight of the balloon is less than the weight of air displaced by it. The pressure inside the balloon is more than the pressure outside it ANSWER DOWNLOAD EXAMIANS APP
Physics The scientist who first sent electromagnetic waves to distant places is James Clerk Maxwell John Logie Baird Thomas Alva Edison Heinrich Hertz James Clerk Maxwell John Logie Baird Thomas Alva Edison Heinrich Hertz ANSWER DOWNLOAD EXAMIANS APP
Physics Copper wires are generally used for electrical power transmission instead of iron wire because : Copper is cheaper than iron Copper is a better conductor of electricity than iron Copper is lighter than iron Copper can take higher power than iron Copper is cheaper than iron Copper is a better conductor of electricity than iron Copper is lighter than iron Copper can take higher power than iron ANSWER DOWNLOAD EXAMIANS APP
Physics In beta decay what is emitted Neutron All of these Electron Proton Neutron All of these Electron Proton ANSWER DOWNLOAD EXAMIANS APP
Physics When milk is churned, the cream separates from it due to: Gravitational force Centrifugal force Frictional force Viscous forces Gravitational force Centrifugal force Frictional force Viscous forces ANSWER DOWNLOAD EXAMIANS APP
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