Physics The mercury and sodium street lamps light up because of : Electron emission Atomic emission Electron absorption Atomic absorption Electron emission Atomic emission Electron absorption Atomic absorption ANSWER DOWNLOAD EXAMIANS APP
Physics When white light passes through a glass prism we get a spectrum on the other side of the prism. In the emergent beam the ray which is deviated least is The red ray The blue ray The green ray The violet ray The red ray The blue ray The green ray The violet ray ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is not a property of heavy water ? It produces corrosion Freezing point of heavy water is higher than that of ordinary water Density of heavy water is higher than that of ordinary water Boiling point of heavy water is lower than that or ordinary water It produces corrosion Freezing point of heavy water is higher than that of ordinary water Density of heavy water is higher than that of ordinary water Boiling point of heavy water is lower than that or ordinary water ANSWER DOWNLOAD EXAMIANS APP
Physics Land is considered a resource because it Is used to produce things Requires labor to be useful Costs little or nothing to use Is always available to use Is used to produce things Requires labor to be useful Costs little or nothing to use Is always available to use ANSWER DOWNLOAD EXAMIANS APP
Physics What are the particles emitted by radioactive element after 3 consecutive disintegration? 2 beta 1 alpha 2 alpha 1 beta 1 alpha 1 beta 2 beta 2 alpha 2 beta 1 alpha 2 alpha 1 beta 1 alpha 1 beta 2 beta 2 alpha ANSWER DOWNLOAD EXAMIANS APP
Physics A photostat machine works on Thermal image making Electrostatic image making Electromagnetic image making Magnetic image making Thermal image making Electrostatic image making Electromagnetic image making Magnetic image making ANSWER DOWNLOAD EXAMIANS APP