Physics In a refrigerator what produces the cooling ? The sudden expansion of a compressed gas The ice which deposits on the freezer The evaporation of a volatile liquid None of these The sudden expansion of a compressed gas The ice which deposits on the freezer The evaporation of a volatile liquid None of these ANSWER DOWNLOAD EXAMIANS APP
Physics A light ray travelling from denser to rarer medium at an angle of incidence more than critical angle of concerned media pair suffers. Refraction Total internal reflection Reflection Diffraction Refraction Total internal reflection Reflection Diffraction ANSWER DOWNLOAD EXAMIANS APP
Physics Conversion of sound energy into electrical energy is done by Solar cell Loudspeaker Gramophone Microphone Solar cell Loudspeaker Gramophone Microphone ANSWER DOWNLOAD EXAMIANS APP
Physics What is the process of conversion of solid state directly to gaseous state called? Sublimation Evaporation Distillation Condensation Sublimation Evaporation Distillation Condensation ANSWER DOWNLOAD EXAMIANS APP
Physics Large astronomical telescopes always use as objective combinations of lenses None of these lens mirror combinations of lenses None of these lens mirror ANSWER DOWNLOAD EXAMIANS APP
Physics The SI unit of resistance is: Joule Ohm Newton Coulomb Joule Ohm Newton Coulomb ANSWER DOWNLOAD EXAMIANS APP