Physics Conversion of sound energy into electrical energy is done by Solar cell Gramophone Microphone Loudspeaker Solar cell Gramophone Microphone Loudspeaker ANSWER DOWNLOAD EXAMIANS APP
Physics A galvanometer can be converted into a voltmeter by connecting with it a Low resistance in series High resistance on series High resistance in parallel Low resistance on parallel Low resistance in series High resistance on series High resistance in parallel Low resistance on parallel ANSWER DOWNLOAD EXAMIANS APP
Physics The amount of matter in a ball of steel is its : Mass Weight Density Volume Mass Weight Density Volume ANSWER DOWNLOAD EXAMIANS APP
Physics A body of mass 2 kg is thrown upward with initial velocity of 20 m/s. After 2 seconds, its kinetic energy will be : (g = 10 m/s2) 0 J 200 J 100 J 400 J 0 J 200 J 100 J 400 J ANSWER DOWNLOAD EXAMIANS APP
Physics A parachute descends slowly whereas a stone dropped from the same height falls rapidly, because Stone is heavier than parachute A parachute has a larger surface area and air resistance is more Special mechanisms are present in parachute None of these Stone is heavier than parachute A parachute has a larger surface area and air resistance is more Special mechanisms are present in parachute None of these ANSWER DOWNLOAD EXAMIANS APP
Physics Where does hydroelectric energy come from? Solar Water Air All of these Solar Water Air All of these ANSWER DOWNLOAD EXAMIANS APP
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