Physics Hydro-electric power is a: Renewable natural resource non-renewable natural resource Neither renewable nor non renewable resource A mixture of renewable and non-renewable natural resource Renewable natural resource non-renewable natural resource Neither renewable nor non renewable resource A mixture of renewable and non-renewable natural resource ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is used for regulated electric supply ? Zener diode Tunnel diode Junction diode Gun diode Zener diode Tunnel diode Junction diode Gun diode ANSWER DOWNLOAD EXAMIANS APP
Physics A piece of paper and a cricket ball are dropped from the same height. Under which of the following conditions do both reach the surface simultaneously ? They must have the same volume They must have the same density They must have the same mass They must be dropped in vacuum They must have the same volume They must have the same density They must have the same mass They must be dropped in vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics Solar cells work on the principle of Photovoltaic effect Photosynthesis Photoconductive effect Photoelectric effect Photovoltaic effect Photosynthesis Photoconductive effect Photoelectric effect ANSWER DOWNLOAD EXAMIANS APP
Physics Necessary element of change in solar energy to electrical energy Silicon Tantelum Berillium Pure Copper Silicon Tantelum Berillium Pure Copper ANSWER DOWNLOAD EXAMIANS APP
Physics A solid needle placed horizontally on the surface of the water floats due to Surface tension of water Water pressure Viscosity of water Capillary action Surface tension of water Water pressure Viscosity of water Capillary action ANSWER DOWNLOAD EXAMIANS APP