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