Physics The light rays used for eliminating bacteria X-rays Infrared rays Microwave radiation Ultra-violet radiation X-rays Infrared rays Microwave radiation Ultra-violet radiation ANSWER DOWNLOAD EXAMIANS APP
Physics It is easier for a man to swim in sea water, than in river water because The density of sea water is more than the density of river water The sea is-deeper than the river The density of sea water is lesser than the density of river water The sea is wider than the river The density of sea water is more than the density of river water The sea is-deeper than the river The density of sea water is lesser than the density of river water The sea is wider than the river ANSWER DOWNLOAD EXAMIANS APP
Physics A bird sitting on a high tension electric wire does not get electrocuted because The body is earthed It does not form a closed path for the flow of current Its feet are good insulators It has high resistance The body is earthed It does not form a closed path for the flow of current Its feet are good insulators It has high resistance ANSWER DOWNLOAD EXAMIANS APP
Physics 1 Micron is equal to 10–9 m 10–6 m 10–12 m 10–15 m 10–9 m 10–6 m 10–12 m 10–15 m ANSWER DOWNLOAD EXAMIANS APP
Physics Air pressure is usually highest when the air is Cool and moist Warm and dry Cool and dry Warm and moist Cool and moist Warm and dry Cool and dry Warm and moist ANSWER DOWNLOAD EXAMIANS APP
Physics Water pipes in hilly areas often burst on a cold frosty night, because None of these Frost makes the pipes rusty, so they break The material of which pipes are made contracts due to cold and so breaks Water in the pipes freezes and on freezing water expands, so pipes break None of these Frost makes the pipes rusty, so they break The material of which pipes are made contracts due to cold and so breaks Water in the pipes freezes and on freezing water expands, so pipes break ANSWER DOWNLOAD EXAMIANS APP