Physics When an atom loses an electron it becomes None of these Negative ion Positive ion Neutron None of these Negative ion Positive ion Neutron ANSWER DOWNLOAD EXAMIANS APP
Physics Good conductor of electricity is Graphite Kerosene Dry air Paper Graphite Kerosene Dry air Paper ANSWER DOWNLOAD EXAMIANS APP
Physics The working of a rocket is based on the principle of: Conservation of angular momentum Conservation of momentum Conservation of mass Conservation of energy Conservation of angular momentum Conservation of momentum Conservation of mass Conservation of energy ANSWER DOWNLOAD EXAMIANS APP
Physics Visible light has a higher frequency than X rays Radio waves Ultra violet All listed here X rays Radio waves Ultra violet All listed here ANSWER DOWNLOAD EXAMIANS APP
Physics The rate of flow of electric charge is measured in Ampere/coulomb Ampere Coulomb Ampere-coulomb Ampere/coulomb Ampere Coulomb Ampere-coulomb 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 metal ball suffers greater change in momentum The rubber 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 metal ball suffers greater change in momentum The rubber ball suffers greater change in momentum ANSWER DOWNLOAD EXAMIANS APP
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