Physics Choose the most appropriate answer: Natural radioactivity was discovered by Marie Curie Earnest Rutherford Enrico Fermi Henry Bacquerel Marie Curie Earnest Rutherford Enrico Fermi Henry Bacquerel ANSWER DOWNLOAD EXAMIANS APP
Physics In which form is the supplied heat energy stored during change in temperature of substance? Potential energy Kinetic energy Heat energy Both kinetic and potential energy Potential energy Kinetic energy Heat energy Both kinetic and potential energy ANSWER DOWNLOAD EXAMIANS APP
Physics A metal ball and a rubber ball, both having the same mass, strike a wall normally with the same velocity. The rubber ball rebounds and the metal ball does not rebound. It can be concluded that Both suffer the same change in momentum The initial momentum of the rubber ball is greater than that of the metal ball The rubber ball suffers greater change in momentum The metal ball suffers greater change in momentum Both suffer the same change in momentum The initial momentum of the rubber ball is greater than that of the metal ball The rubber ball suffers greater change in momentum The metal ball suffers greater change in momentum ANSWER DOWNLOAD EXAMIANS APP
Physics An atom with more neutrons than protons is called None of these Element Compound Isotope None of these Element Compound Isotope ANSWER DOWNLOAD EXAMIANS APP
Physics When a ship enters the sea from a river what will be the effect? It lowers It rises a little It jolts It sways It lowers It rises a little It jolts It sways ANSWER DOWNLOAD EXAMIANS APP
Physics Brightness of bulb depends on voltage or current? Current Voltage None Both A & B Current Voltage None Both A & B ANSWER DOWNLOAD EXAMIANS APP