Physics The damage of the human body due to radiation (X-rays or grays etc,) is measured in : Roentgen Rads Rems Curie Roentgen Rads Rems Curie ANSWER DOWNLOAD EXAMIANS APP
Physics On a cold day when a room temperature is 15oC, the metallic cap of a pen becomes much colder than its plastic body, though both are at the same temperature of 15oC, because metals are good conductor of heat plastics have a lower density than metals metals have higher thermal capacity than plastics plastics have a higher thermal conductivity than metals metals are good conductor of heat plastics have a lower density than metals metals have higher thermal capacity than plastics plastics have a higher thermal conductivity than metals ANSWER DOWNLOAD EXAMIANS APP
Physics The angle between the ________ and the incident ray is called the angle of incidence. Surface Normal Tangent Reflected ray Surface Normal Tangent Reflected ray ANSWER DOWNLOAD EXAMIANS APP
Physics Light houses are places with powerful lights to : Guide and resolve traffic jams in crowded metro-cities during nights Guide and help large crowds at religious gathering during nights Indicate to the incoming warships, the location of a harbour during night Guide and warn the ships coming from different directions in the ocean Guide and resolve traffic jams in crowded metro-cities during nights Guide and help large crowds at religious gathering during nights Indicate to the incoming warships, the location of a harbour during night Guide and warn the ships coming from different directions in the ocean ANSWER DOWNLOAD EXAMIANS APP
Physics When a bottle of scent is kept open in a corner of a room its odour is felt in all parts of the room. This is due to the phenomenon of : Sublimation Evaporation Vaporisation Diffusion Sublimation Evaporation Vaporisation Diffusion ANSWER DOWNLOAD EXAMIANS APP
Physics Lens is made up of which glass Pyrex glass Ordinary glass Flint glass Cobalt glass Pyrex glass Ordinary glass Flint glass Cobalt glass ANSWER DOWNLOAD EXAMIANS APP