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