Physics Which one of the following instruments is used to study dispersion of light ? Photometer Microscope Telescope Spectrometer Photometer Microscope Telescope Spectrometer 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 Formation of pure spectra Principle of complementary colour Persistence of vision Formation of impure spectra Formation of pure spectra Principle of complementary colour Persistence of vision ANSWER DOWNLOAD EXAMIANS APP
Physics An object which absorbs all colours and reflects none appears: Grey Black White Blue Grey Black White Blue ANSWER DOWNLOAD EXAMIANS APP
Physics Microphone is a device which transforms the Current signal into sound signal Light signal into sound signal Sound signal into current signal Sound signal into light signal Current signal into sound signal Light signal into sound signal Sound signal into current 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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