Physics At the center of the sun, fusion converts hydrogen into Helium Plutonium Carbon Water Helium Plutonium Carbon Water ANSWER DOWNLOAD EXAMIANS APP
Physics Solids which conduct electricity at higher temperature but not at lower temperature are called Metallic-conductor Insulator Semi-conductor Super-conductor Metallic-conductor Insulator Semi-conductor Super-conductor ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following is a device designed to protect electrical devices from voltage spikes? Voltage unloader Heat protector Current unloader Surge protector Voltage unloader Heat protector Current unloader Surge protector ANSWER DOWNLOAD EXAMIANS APP
Physics Suitable impurities are added to a semiconductor depending on its use. This is done in order to enable it to withstand higher voltages increase its life increase its electrical conductivity increase its electrical resistivity enable it to withstand higher voltages increase its life increase its electrical conductivity increase its electrical resistivity ANSWER DOWNLOAD EXAMIANS APP
Physics Which electromagnetic radiation is used for satellite communication ? Ultraviolet Infrared Radiowave Millimeter wave Ultraviolet Infrared Radiowave Millimeter wave ANSWER DOWNLOAD EXAMIANS APP
Physics A transformer Converts AC voltage to D.C. voltage Is used to decrease or increase AC voltage Converts DC to AC Converts electrical energy into mechanical energy Converts AC voltage to D.C. voltage Is used to decrease or increase AC voltage Converts DC to AC Converts electrical energy into mechanical energy ANSWER DOWNLOAD EXAMIANS APP
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