Physics A voltaic cell converts chemical energy to Mechanical energy Electrical energy Light energy Heat energy Mechanical energy Electrical energy Light energy Heat energy ANSWER DOWNLOAD EXAMIANS APP
Physics The work done by the string of a simple pendulum during one complete oscillation is equal to Potential energy of the pendulum Total energy of the pendulum Kinetic energy of the pendulum Zero Potential energy of the pendulum Total energy of the pendulum Kinetic energy of the pendulum Zero ANSWER DOWNLOAD EXAMIANS APP
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 If a person moves a trolley for a distance of 10 m with a force of 50 N, then the work done is 20 J 5 J 500 J 0.2 J 20 J 5 J 500 J 0.2 J ANSWER DOWNLOAD EXAMIANS APP
Physics Necessary element of change in solar energy to electrical energy Berillium Pure Copper Tantelum Silicon Berillium Pure Copper Tantelum Silicon ANSWER DOWNLOAD EXAMIANS APP