Physics The fact that the planets move around the Sun, not in circles but in ellipses, was first demonstrated by Copernicus Galileo Martin Luther Johannes Kepler Copernicus Galileo Martin Luther Johannes Kepler ANSWER DOWNLOAD EXAMIANS APP
Physics A photo-electric cell converts Mechanical energy to electric energy Light energy to chemical energy Heat energy to mechanical energy Light energy to electrical energy Mechanical energy to electric energy Light energy to chemical energy Heat energy to mechanical energy Light energy to electrical energy ANSWER DOWNLOAD EXAMIANS APP
Physics Velocitation is the tendency to Be traveling at a speed that is faster than perceived Be traveling at a speed that is slower than perceived None of these Both A & B Be traveling at a speed that is faster than perceived Be traveling at a speed that is slower than perceived None of these Both A & B ANSWER DOWNLOAD EXAMIANS APP
Physics Gasoline is useful in cars because it has Electrical potential energy Chemical potential energy Kinetic energy Gravitational potential energy Electrical potential energy Chemical potential energy Kinetic energy Gravitational potential energy ANSWER DOWNLOAD EXAMIANS APP
Physics Atmospheric pressure exerted on earth is due to Revolution of earth Uneven heating of earth Gravitational pull Rotation of earth Revolution of earth Uneven heating of earth Gravitational pull Rotation of earth ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following wavelengths of light is most effective in photosynthesis ? Green Yellow Blue Orange Green Yellow Blue Orange ANSWER DOWNLOAD EXAMIANS APP