Physics Super cooling stands for cooling of a liquid : Above melting point At freezing point Below freezing point At melting point Above melting point At freezing point Below freezing point At melting point ANSWER DOWNLOAD EXAMIANS APP
Physics In the absence of ozone layer, which rays will enter into atmosphere? Visible Infrared X-rays Ultraviolet Visible Infrared X-rays Ultraviolet ANSWER DOWNLOAD EXAMIANS APP
Physics The velocity of sound in moist air is more than in dry air because the moist air has Less pressure than dry air. More pressure than dry air. More density than dry air. Less density than dry air. Less pressure than dry air. More pressure than dry air. More density than dry air. Less density than dry air. ANSWER DOWNLOAD EXAMIANS APP
Physics In Astrophysics, what name is given to a hypothetical hole in outer space from which stars and energy emerge? Black hole White hole Ozone hole Asteroid belt Black hole White hole Ozone hole Asteroid belt ANSWER DOWNLOAD EXAMIANS APP
Physics The radiation initially produced in fluorescent tube is Ultraviolet Infrared Microwaves X-rays Ultraviolet Infrared Microwaves X-rays ANSWER DOWNLOAD EXAMIANS APP
Physics When a piece of pure silicon is doped with aluminium, then The doped silicon piece will become p-type The conductivity of the doped silicon piece will remain the same The resistivity of the doped silicon piece will increase The doped silicon piece will become n-type The doped silicon piece will become p-type The conductivity of the doped silicon piece will remain the same The resistivity of the doped silicon piece will increase The doped silicon piece will become n-type ANSWER DOWNLOAD EXAMIANS APP