Physics Which one among the following is not an electromagnetic wave? R-Ray X-Ray Cathode Ray Infrared Ray R-Ray X-Ray Cathode Ray Infrared Ray ANSWER DOWNLOAD EXAMIANS APP
Physics What device converts light energy to electrical energy? Photovoltaic cell Heliostats Photodiode Thermocouple Photovoltaic cell Heliostats Photodiode Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Physics Which type of reaction produces the most harmful radiation ? Photo-Chemical reaction Fusion reaction Fission reaction Chemical reaction Photo-Chemical reaction Fusion reaction Fission reaction Chemical reaction ANSWER DOWNLOAD EXAMIANS APP
Physics Sound waves cannot travel through Solid Gas Vacuum Liquid Solid Gas Vacuum Liquid ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is an ohmic conductor? Silver Carbon Germanium Silicon Silver Carbon Germanium Silicon ANSWER DOWNLOAD EXAMIANS APP
Physics In heating frozen foods in sealed pouches in a microwaves, why do you first poke holes in the pouch? To allow the microwaves to get into the food through the holes To prevent the steam pressure from bursting open the pouch To allow the heat to get into the food through the hole To allow the aroma of the food to come out through the holes To allow the microwaves to get into the food through the holes To prevent the steam pressure from bursting open the pouch To allow the heat to get into the food through the hole To allow the aroma of the food to come out through the holes ANSWER DOWNLOAD EXAMIANS APP