Physics Sound becomes hazardous noise pollution at decibels? Above 30 db Above 120 db Above 50 db Above 80 db Above 30 db Above 120 db Above 50 db Above 80 db ANSWER DOWNLOAD EXAMIANS APP
Physics The oldest type of energy known to man is Geothermal energy Tidal energy Wind power Solar power Geothermal energy Tidal energy Wind power Solar power ANSWER DOWNLOAD EXAMIANS APP
Physics After long periods of use, a grey spot develops on the inside of a bulb. This is because Glass undergoes a change due to the heat The heat of the bulb scorches the glass at the top Dust inside the bulb condenses on the top The tungsten filament evaporates and collects there Glass undergoes a change due to the heat The heat of the bulb scorches the glass at the top Dust inside the bulb condenses on the top The tungsten filament evaporates and collects there ANSWER DOWNLOAD EXAMIANS APP
Physics Where does hydroelectric energy come from? All of these Solar Air Water All of these Solar Air Water ANSWER DOWNLOAD EXAMIANS APP
Physics A Fuse wire is characterised by High resistance and high melting point Low resistance and high melting point Low resistance and low melting point High resistance and low melting point High resistance and high melting point Low resistance and high melting point Low resistance and low melting point High resistance and low melting point ANSWER DOWNLOAD EXAMIANS APP
Physics Which process allows water to enter the atmosphere? Evaporation Respiration Condensation Transpiration Evaporation Respiration Condensation Transpiration ANSWER DOWNLOAD EXAMIANS APP
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