Physics A device used for converting a.c. into d.c. is called Rectifier Induction coil Dynamo Transformer Rectifier Induction coil Dynamo Transformer ANSWER DOWNLOAD EXAMIANS APP
Physics A hydrogen balloon floats up because of Air pressure decreases with decrease in weight Weight of the balloon is less than the weight of air displaced by it. Air pressure decreases with decrease in height The pressure inside the balloon is more than the pressure outside it Air pressure decreases with decrease in weight Weight of the balloon is less than the weight of air displaced by it. Air pressure decreases with decrease in height The pressure inside the balloon is more than the pressure outside it ANSWER DOWNLOAD EXAMIANS APP
Physics Air coolers are more suitable for Hot and dry climate Cool and dry climate Hot and humid climate Cool and humid climate Hot and dry climate Cool and dry climate Hot and humid climate Cool and humid climate ANSWER DOWNLOAD EXAMIANS APP
Physics The mercury and sodium street lamps light up because of : Electron emission Atomic emission Atomic absorption Electron absorption Electron emission Atomic emission Atomic absorption Electron absorption ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following device is used to measure humidity? Anemometer Hydrometer Hygrometer Psycho Meter Anemometer Hydrometer Hygrometer Psycho Meter ANSWER DOWNLOAD EXAMIANS APP
Physics When the main switch of the house is put off it disconnects the Earth wire and the neutral wire Live wire and the earth wire Live wire only Live wire and the neutral wire Earth wire and the neutral wire Live wire and the earth wire Live wire only Live wire and the neutral wire ANSWER DOWNLOAD EXAMIANS APP
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