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 ? Persistence of vision Formation of pure spectra Formation of impure spectra Principle of complementary colour Persistence of vision Formation of pure spectra Formation of impure spectra Principle of complementary colour ANSWER DOWNLOAD EXAMIANS APP
Physics An object which absorbs all colours and reflects none appears: Blue Grey Black White Blue Grey Black White 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 : Ammeter Hydrometer Thermocouple Voltmeter Ammeter Hydrometer Thermocouple Voltmeter ANSWER DOWNLOAD EXAMIANS APP
EXAMIANS