Physics Optical fiber works on the principle of Refraction Interference Scattering Total internal reflection Refraction Interference Scattering Total internal reflection ANSWER DOWNLOAD EXAMIANS APP
Physics In a Laser (say neon laser) all the atoms emit the light waves of Same amplitude Same phase Same frequency All of these Same amplitude Same phase Same frequency All of these ANSWER DOWNLOAD EXAMIANS APP
Physics What is the process of conversion of solid state directly to gaseous state called? Condensation Evaporation Distillation Sublimation Condensation Evaporation Distillation Sublimation ANSWER DOWNLOAD EXAMIANS APP
Physics A multimeter is used to measure Current All of these Resistance Voltage Current All of these Resistance Voltage ANSWER DOWNLOAD EXAMIANS APP
Physics In beta decay what is emitted Neutron All of these Electron Proton Neutron All of these Electron Proton ANSWER DOWNLOAD EXAMIANS APP
Physics Vehicles use ________ to see the objects coming from behind. Convex mirror Concave mirror Convex lens Concave lens Convex mirror Concave mirror Convex lens Concave lens ANSWER DOWNLOAD EXAMIANS APP