Physics Optical fiber works on the principle of Refraction Scattering Total internal reflection Interference Refraction Scattering Total internal reflection Interference ANSWER DOWNLOAD EXAMIANS APP
Physics When the barometer reading dips suddenly, it is an indication of Dry weather Storm Calm weather Hot weather Dry weather Storm Calm weather Hot weather ANSWER DOWNLOAD EXAMIANS APP
Physics What is the principle of a ''Life Jacket"? It provides oxygen to a drowning person It increases the volume of the person to keep him afloat It decreases the volume of the person to keep him afloat The person can sit on it like a raft It provides oxygen to a drowning person It increases the volume of the person to keep him afloat It decreases the volume of the person to keep him afloat The person can sit on it like a raft ANSWER DOWNLOAD EXAMIANS APP
Physics Mach number is used in connection with the speed of ships sound aircraft spacecraft ships sound aircraft spacecraft ANSWER DOWNLOAD EXAMIANS APP
Physics The word ''insolation' means None of these Matters which insulate Incoming solar radiation Insoluble matters None of these Matters which insulate Incoming solar radiation Insoluble matters ANSWER DOWNLOAD EXAMIANS APP
Physics The device used for measuring the wavelength of X-rays is G.M. Counter Cyclotron Mass Spectrometer Bragg Spectrometer G.M. Counter Cyclotron Mass Spectrometer Bragg Spectrometer ANSWER DOWNLOAD EXAMIANS APP