Physics In Astrophysics, what name is given to a hypothetical hole in outer space from which stars and energy emerge? Black hole White hole Ozone hole Asteroid belt Black hole White hole Ozone hole Asteroid belt ANSWER DOWNLOAD EXAMIANS APP
Physics Friction can be reduced by changing from Dynamic to Static Static to Dynamic Rolling to Sliding Sliding to Rolling Dynamic to Static Static to Dynamic Rolling to Sliding Sliding to Rolling ANSWER DOWNLOAD EXAMIANS APP
Physics What is the name of the device used to convert alternating current into direct current ? Transformer Ammeter Rectifier Galvanometer Transformer Ammeter Rectifier Galvanometer ANSWER DOWNLOAD EXAMIANS APP
Physics Conversion of heat into electrical energy is achieved by using : Hydrometer Ammeter Voltmeter Thermocouple Hydrometer Ammeter Voltmeter Thermocouple ANSWER DOWNLOAD EXAMIANS APP
Physics Which of these waves can be polarized ? Light waves Sound waves in air Transverse waves on a string Longitudinal waves on a string Light waves Sound waves in air Transverse waves on a string Longitudinal waves on a string ANSWER DOWNLOAD EXAMIANS APP
Physics Which alternative energy source is exhaustible? Tidal energy Geothermal energy Solar energy Wind energy Tidal energy Geothermal energy Solar energy Wind energy ANSWER DOWNLOAD EXAMIANS APP
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