Physics Sound waves cannot travel through Gas Liquid Solid Vacuum Gas Liquid Solid Vacuum ANSWER DOWNLOAD EXAMIANS APP
Physics What type of lens is used in a magnifying glass Convex None of these Plano-concave Concave Convex None of these Plano-concave Concave ANSWER DOWNLOAD EXAMIANS APP
Physics Who enunciated the laws of planetary motion? Isaac Newton Galileo Johannes Kepler Nicolaus Copernicus Isaac Newton Galileo Johannes Kepler Nicolaus Copernicus ANSWER DOWNLOAD EXAMIANS APP
Physics Hot water is poured simultaneously in four metallic tumblers painted outside with different paints. After some time the water will be found to have cooled most in the tumbler painted. Shining white Rough black Rough white Shining black Shining white Rough black Rough white Shining black ANSWER DOWNLOAD EXAMIANS APP
Physics In which form is the supplied heat energy stored during change in temperature of substance? Heat energy Both kinetic and potential energy Potential energy Kinetic energy Heat energy Both kinetic and potential energy Potential energy Kinetic energy ANSWER DOWNLOAD EXAMIANS APP
Physics What device converts light energy to electrical energy? Photovoltaic cell Photodiode Heliostats Thermocouple Photovoltaic cell Photodiode Heliostats Thermocouple ANSWER DOWNLOAD EXAMIANS APP