Physics Energy in reflected light : Decreases with the increase in angle of incidence Increases with the increase in angle Does not depends on the angle of incidence Becomes maximum for angle of incidence equal to 45° Decreases with the increase in angle of incidence Increases with the increase in angle Does not depends on the angle of incidence Becomes maximum for angle of incidence equal to 45° ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a conductor of electricity ? Pure water Benzene Salt water Rubber Pure water Benzene Salt water Rubber ANSWER DOWNLOAD EXAMIANS APP
Physics How much mechanical work must be done to completely melt 1 gram of ice at 0°C ? 4.2 J 2268 J 336 J 80 J 4.2 J 2268 J 336 J 80 J ANSWER DOWNLOAD EXAMIANS APP
Physics The wall of a dam is made thicker at the bottom than at the top because the pressure exerted by the water on the wall Depends on the thickness of the wall Increases with height of the wall Depends on the area of the wall Increases with depth of the wall Depends on the thickness of the wall Increases with height of the wall Depends on the area of the wall Increases with depth of the wall ANSWER DOWNLOAD EXAMIANS APP
Physics Conservation of energy refers to the fact that No chemical reaction is 100 percent efficient If you conserve energy you will not be as tired Energy cannot be created or destroyed but can be converted from one form to another The entropy of the universe is always increasing No chemical reaction is 100 percent efficient If you conserve energy you will not be as tired Energy cannot be created or destroyed but can be converted from one form to another The entropy of the universe is always increasing ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following has the highest frequency? Microwaves Radio waves X-rays Cosmic rays Microwaves Radio waves X-rays Cosmic rays ANSWER DOWNLOAD EXAMIANS APP