Physics Which one of the following instruments is used to study dispersion of light ? Spectrometer Telescope Microscope Photometer Spectrometer Telescope Microscope Photometer ANSWER DOWNLOAD EXAMIANS APP
Physics Which one of the following is responsible for the working of Newton's colour disc experiment ? Principle of complementary colour Formation of pure spectra Formation of impure spectra Persistence of vision Principle of complementary colour Formation of pure spectra Formation of impure spectra Persistence of vision ANSWER DOWNLOAD EXAMIANS APP
Physics An object which absorbs all colours and reflects none appears: Black White Grey Blue Black White Grey Blue ANSWER DOWNLOAD EXAMIANS APP
Physics Microphone is a device which transforms the Sound signal into current signal Sound signal into light signal Light signal into sound signal Current signal into sound signal Sound signal into current signal Sound signal into light signal Light signal into sound signal Current signal into sound signal ANSWER DOWNLOAD EXAMIANS APP
Physics Conversion of heat into electrical energy is achieved by using : Thermocouple Hydrometer Ammeter Voltmeter Thermocouple Hydrometer Ammeter Voltmeter ANSWER DOWNLOAD EXAMIANS APP
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