Physics A periscope works by the principle of Total internal reflection Reflection Diffraction Refraction Total internal reflection Reflection Diffraction Refraction ANSWER DOWNLOAD EXAMIANS APP
Physics In a optical fibre cable, the signal is propagated along the Both core and cladding Inner Core Surface and cladding Cladding Both core and cladding Inner Core Surface and cladding Cladding ANSWER DOWNLOAD EXAMIANS APP
Physics The final image in a simple microscope is Real, magnified and erect Virtual, diminished and erect Virtual, magnified and erect Real, diminished and inverted Real, magnified and erect Virtual, diminished and erect Virtual, magnified and erect Real, diminished and inverted ANSWER DOWNLOAD EXAMIANS APP
Physics Which of the following experiments analyzed the Fraunhofer lines of the solar spectrum? Barkla's experiment on scattering of X-rays Lamb-Rutherford experiment Geiger and Marsdens experiment on scattering of alpha particles Bunsen and Kirchhoff's experiment Barkla's experiment on scattering of X-rays Lamb-Rutherford experiment Geiger and Marsdens experiment on scattering of alpha particles Bunsen and Kirchhoff's experiment ANSWER DOWNLOAD EXAMIANS APP
Physics Mud houses are cooler in summers and warmer in winters as compared to brick houses because Evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters Mud is a good conductor Mud is a poor insulator Mud is a bad conductor Evaporation of water causes cooling in summers and sunlight coming through holes causes warming in winters Mud is a good conductor Mud is a poor insulator Mud is a bad conductor ANSWER DOWNLOAD EXAMIANS APP
Physics A mirage occurs because of Total internal reflection by layers of air Diffraction of light Reflection by hot ground Interference of light Total internal reflection by layers of air Diffraction of light Reflection by hot ground Interference of light ANSWER DOWNLOAD EXAMIANS APP