Physics Light travels at the fastest speed in: vacuum water glass hydrogen vacuum water glass hydrogen ANSWER DOWNLOAD EXAMIANS APP
Physics Super conductors are substances that Conduct electricity at high temperature Conduct electricity at low temperature Offer minimum resistance to flow of electric current Offer high resistance to the flow of electric current Conduct electricity at high temperature Conduct electricity at low temperature Offer minimum resistance to flow of electric current Offer high resistance to the flow of electric current ANSWER DOWNLOAD EXAMIANS APP
Physics Absolute Zero is defined as At which liquid Helium boils At which the volume becomes zero The temperature at which all molecular motion ceases At which water boils at 298K At which liquid Helium boils At which the volume becomes zero The temperature at which all molecular motion ceases At which water boils at 298K ANSWER DOWNLOAD EXAMIANS APP
Physics The phenomenon of change in direction of light when it passes from one medium to another is called Reflection Dispersion Propagation Refraction Reflection Dispersion Propagation Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics The sky appears blue because The atmosphere scatters blue colour more than the others All colours interfere to produce blue In white light, the blue component dominates It is actually blue The atmosphere scatters blue colour more than the others All colours interfere to produce blue In white light, the blue component dominates It is actually blue ANSWER DOWNLOAD EXAMIANS APP
Physics The ringing of an electric bell in an enclosed evacuated glass bell jar is not heard outside because There is no air or any other gas in the bell jar The bell jar is too small The ringing is not loud enough The glass of the bell jar absorbs the sound waves There is no air or any other gas in the bell jar The bell jar is too small The ringing is not loud enough The glass of the bell jar absorbs the sound waves ANSWER DOWNLOAD EXAMIANS APP