Physics When light passes from one medium to another, this phenomenon of change in its direction is called ________ Refraction Propagation Diffraction No option is correct Refraction Propagation Diffraction No option is correct ANSWER DOWNLOAD EXAMIANS APP
Physics Light travels at the fastest speed in: water glass vacuum hydrogen water glass vacuum hydrogen ANSWER DOWNLOAD EXAMIANS APP
Physics At low temperature, Lead behaves as a : Insulator Conductor Superconductor Semi conductor Insulator Conductor Superconductor Semi conductor ANSWER DOWNLOAD EXAMIANS APP
Physics Cloudy nights are warmer compared to clear cloudless nights, because clouds mainly Reflect back the heat given by earth Absorb heat from the atmosphere send it towards earth Prevent cold waves from the sky descending on earth Produce heat and radiate it toward earth Reflect back the heat given by earth Absorb heat from the atmosphere send it towards earth Prevent cold waves from the sky descending on earth Produce heat and radiate it toward earth ANSWER DOWNLOAD EXAMIANS APP
Physics A fountain pen works on the principle of Viscosity of liquids Bernoulli's principle Flow of liquids from higher to lower potential Capillary action Viscosity of liquids Bernoulli's principle Flow of liquids from higher to lower potential Capillary action ANSWER DOWNLOAD EXAMIANS APP
Physics Which set of conditions represents the easiest way to liquify a gas ? Low temperature and high pressure High temperature and high pressure Low temperature and low pressure High temperature and low pressure Low temperature and high pressure High temperature and high pressure Low temperature and low pressure High temperature and low pressure ANSWER DOWNLOAD EXAMIANS APP