Physics Solids which conduct electricity at higher temperature but not at lower temperature are called Super-conductor Metallic-conductor Insulator Semi-conductor Super-conductor Metallic-conductor Insulator Semi-conductor ANSWER DOWNLOAD EXAMIANS APP
Physics Optical fibres are based on the phenomenon of Diffraction Interference Total Internal Reflection Dispersion Diffraction Interference Total Internal Reflection Dispersion ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has the longest wavelength? X-ray radiation Ultraviolet radiation Visible radiation Infrared radiation X-ray radiation Ultraviolet radiation Visible radiation Infrared radiation ANSWER DOWNLOAD EXAMIANS APP
Physics Super cooling stands for cooling of a liquid : Below freezing point At melting point Above melting point At freezing point Below freezing point At melting point Above melting point At freezing point ANSWER DOWNLOAD EXAMIANS APP
Physics The component used for tuning a radio is basically a variable Transformer Resisto Condenser Inductor Transformer Resisto Condenser Inductor ANSWER DOWNLOAD EXAMIANS APP
Physics What happens to a liquid, when the vapour pressure equals the atmospheric pressure? The liquid boils The liquid evaporates The liquid cools No change The liquid boils The liquid evaporates The liquid cools No change ANSWER DOWNLOAD EXAMIANS APP