Physics A person standing on a railway platform listens to the whistles of arriving and departing trains. The whistle heard is The same in both cases in all respects Of higher pitch when train arrives Of higher intensity when train arrives Of higher pitch when train departs The same in both cases in all respects Of higher pitch when train arrives Of higher intensity when train arrives Of higher pitch when train departs ANSWER DOWNLOAD EXAMIANS APP
Physics The sharpness of a television image is termed as its Graphics Clarity Resolution Colour Graphics Clarity Resolution Colour ANSWER DOWNLOAD EXAMIANS APP
Physics Waves that are required for long distance wireless communication are Radio waves Ultraviolet rays Microwaves Infrared rays Radio waves Ultraviolet rays Microwaves Infrared rays ANSWER DOWNLOAD EXAMIANS APP
Physics Energy in reflected light : Increases with the increase in angle Decreases with the increase in angle of incidence Becomes maximum for angle of incidence equal to 45° Does not depends on the angle of incidence Increases with the increase in angle Decreases with the increase in angle of incidence Becomes maximum for angle of incidence equal to 45° Does not depends on the angle of incidence ANSWER DOWNLOAD EXAMIANS APP
Physics The propagation of sound waves in a gas involves Isothermal compression and rarefaction Isobaric compression and rarefaction Isochoric compression and rarefaction Adiabatic compression and rarefaction Isothermal compression and rarefaction Isobaric compression and rarefaction Isochoric compression and rarefaction Adiabatic compression and rarefaction ANSWER DOWNLOAD EXAMIANS APP
Physics Light houses are places with powerful lights to : Guide and help large crowds at religious gathering during nights Guide and resolve traffic jams in crowded metro-cities during nights Guide and warn the ships coming from different directions in the ocean Indicate to the incoming warships, the location of a harbour during night Guide and help large crowds at religious gathering during nights Guide and resolve traffic jams in crowded metro-cities during nights Guide and warn the ships coming from different directions in the ocean Indicate to the incoming warships, the location of a harbour during night ANSWER DOWNLOAD EXAMIANS APP