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 A star appears twinkling in the sky because of Diffraction of light by atmosphere Scattering of light by atmosphere Refraction of light by atmosphere Reflection of light by atmosphere Diffraction of light by atmosphere Scattering of light by atmosphere Refraction of light by atmosphere Reflection of light by atmosphere ANSWER DOWNLOAD EXAMIANS APP
Physics In the remote control of television, electromagnetic waves used are Microwave Infrared Ultraviolet Radiowave Microwave Infrared Ultraviolet Radiowave ANSWER DOWNLOAD EXAMIANS APP
Physics According to the quantum theory of light, the energy of light is carried in discrete units are called Photons Electrons Protons Photoelectrons Photons Electrons Protons Photoelectrons ANSWER DOWNLOAD EXAMIANS APP
Physics Red is used as an emergency or danger signal as It has very high energy Its wavelength is the longest It is scattered It is a striking colour It has very high energy Its wavelength is the longest It is scattered It is a striking colour ANSWER DOWNLOAD EXAMIANS APP
Physics The instrument for measuring intensity of earthquakes is called Pantagraph Ergograph Ediograph Seismograph Pantagraph Ergograph Ediograph Seismograph ANSWER DOWNLOAD EXAMIANS APP