Physics Pure water is bad conductor of electricity because it is A non-polar solvent A very good solvent Not volatile Feebly ionized A non-polar solvent A very good solvent Not volatile Feebly ionized ANSWER DOWNLOAD EXAMIANS APP
Physics The resistance of a conductor is inversely proportional to its: Area of cross section Temperature Length Resistivity Area of cross section Temperature Length Resistivity ANSWER DOWNLOAD EXAMIANS APP
Physics At low temperature, Lead behaves as a : Insulator Semi conductor Superconductor Conductor Insulator Semi conductor Superconductor Conductor ANSWER DOWNLOAD EXAMIANS APP
Physics Red light has a wavelength of 70 A°. In "nm" it is 0.07 nm 7 nm 700 nm 70 nm 0.07 nm 7 nm 700 nm 70 nm ANSWER DOWNLOAD EXAMIANS APP
Physics Fiber optics cable used in communication, works on the principle of Diffuse reflection of light Refraction of light Total internal reflection of light Regular reflection of light Diffuse reflection of light Refraction of light Total internal reflection of light Regular reflection of light ANSWER DOWNLOAD EXAMIANS APP
Physics In mirrors the back surface is coated with a thin layer of : Silver Mercury Silver nitrate Red oxide Silver Mercury Silver nitrate Red oxide ANSWER DOWNLOAD EXAMIANS APP