Physics The material used in electric heater is Steel Tungsten Brass Nichrome Steel Tungsten Brass Nichrome ANSWER DOWNLOAD EXAMIANS APP
Physics After long periods of use, a grey spot develops on the inside of a bulb. This is because Dust inside the bulb condenses on the top The heat of the bulb scorches the glass at the top Glass undergoes a change due to the heat The tungsten filament evaporates and collects there Dust inside the bulb condenses on the top The heat of the bulb scorches the glass at the top Glass undergoes a change due to the heat The tungsten filament evaporates and collects there ANSWER DOWNLOAD EXAMIANS APP
Physics The coil wire in the electric room heater or electric cooking heater is called ________ Cells Element Circuit Filament Cells Element Circuit Filament ANSWER DOWNLOAD EXAMIANS APP
Physics The composition of electrician solder is Lead-37%, tin-63% Lead-37%, Steel-63% Steel-37%, copper-63% Iron-37%, tin-63% Lead-37%, tin-63% Lead-37%, Steel-63% Steel-37%, copper-63% Iron-37%, tin-63% ANSWER DOWNLOAD EXAMIANS APP
Physics An electric iron of 750 W is used for S hours per day. Then the energy consumed in one day by the iron is: 600 units 0.6 units 60 units 6 units 600 units 0.6 units 60 units 6 units ANSWER DOWNLOAD EXAMIANS APP