Physics The mercury and sodium street lamps light up because of : Atomic emission Electron emission Atomic absorption Electron absorption Atomic emission Electron emission Atomic absorption Electron absorption ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the waves have the longest wavelength Blue Violet Green Red Blue Violet Green Red ANSWER DOWNLOAD EXAMIANS APP
Physics A transformer works on the principle of Inverter Mutual induction Generator Self induction Inverter Mutual induction Generator Self induction ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier for a man to swim in sea water, than in river water because The sea is wider than the river The density of sea water is lesser than the density of river water The sea is-deeper than the river The density of sea water is more than the density of river water The sea is wider than the river The density of sea water is lesser than the density of river water The sea is-deeper than the river The density of sea water is more than the density of river water ANSWER DOWNLOAD EXAMIANS APP
Physics We feel cool when we sit near the fan, this is because Fan gives cool air. Air vapourises the sweat on our body. We feel cool when air touches the body. Fan cools surrounding air. Fan gives cool air. Air vapourises the sweat on our body. We feel cool when air touches the body. Fan cools surrounding air. ANSWER DOWNLOAD EXAMIANS APP
Physics The different colours of different stars are due to the variation of Temperature Density Pressure Radiation from them Temperature Density Pressure Radiation from them ANSWER DOWNLOAD EXAMIANS APP
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