Physics Conversion of sound energy into electrical energy is done by Gramophone Microphone Loudspeaker Solar cell Gramophone Microphone Loudspeaker Solar cell ANSWER DOWNLOAD EXAMIANS APP
Physics In which one of the following the phenomenon of total internal reflection of light is used ? Working of binoculars Formation of rainbow Formation of mirage Twinkling of stars Working of binoculars Formation of rainbow Formation of mirage Twinkling of stars ANSWER DOWNLOAD EXAMIANS APP
Physics The fuse in an electric circuit is connected in Parallel to neutral Series with neutral Series with live Parallel to live Parallel to neutral Series with neutral Series with live Parallel to live ANSWER DOWNLOAD EXAMIANS APP
Physics When two semiconductors of pand n-type are brought in contact, they form p-n junction which acts like a/an Oscillator Rectifier Conductor Amplifier Oscillator Rectifier Conductor Amplifier ANSWER DOWNLOAD EXAMIANS APP
Physics Magnetic domains normally occur in Silver Iron Copper All of these Silver Iron Copper All of these ANSWER DOWNLOAD EXAMIANS APP
Physics Who was the first scientist to discover Electrons? Albert Einstein J.J Thompson Isaac Newton J.C. Bose Albert Einstein J.J Thompson Isaac Newton J.C. Bose ANSWER DOWNLOAD EXAMIANS APP