Physics A vacuum cleaner works on the principle of pressure difference. On the moon it will Work as efficiently as on the earth Not work at all Work with reduced efficiency Work with increased efficiency Work as efficiently as on the earth Not work at all Work with reduced efficiency Work with increased efficiency ANSWER DOWNLOAD EXAMIANS APP
Physics Magnifying Glass is basically a Concave lens Convex lens Cylindrical lens Plano-concave lens Concave lens Convex lens Cylindrical lens Plano-concave lens ANSWER DOWNLOAD EXAMIANS APP
Physics Conversion of sound energy into electrical energy is done by Loudspeaker Solar cell Microphone Gramophone Loudspeaker Solar cell Microphone Gramophone ANSWER DOWNLOAD EXAMIANS APP
Physics A bomb explodes on the moon. You will hear its sound on earth after ________ 2 hours 20 minutes 20 minutes You cannot hear the sound of explosion 3.7 hours 2 hours 20 minutes 20 minutes You cannot hear the sound of explosion 3.7 hours ANSWER DOWNLOAD EXAMIANS APP
Physics Heavy water is used in nuclear reactor to Slow down neutron Increase speed of neutron Increase temperature Absorb neutron Slow down neutron Increase speed of neutron Increase temperature Absorb neutron ANSWER DOWNLOAD EXAMIANS APP
Physics Amount of water vapour in the atmosphere is measured in terms of Smog All of these Droplets Humidity Smog All of these Droplets Humidity ANSWER DOWNLOAD EXAMIANS APP
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