Physics Sun appears red in colour at sunrise and sunset due to That sun comes out of the mountains Red light having longer wave length scatters away That all other colours scatter away except red The fact that sun emits only red colour at that time That sun comes out of the mountains Red light having longer wave length scatters away That all other colours scatter away except red The fact that sun emits only red colour at that time ANSWER DOWNLOAD EXAMIANS APP
Physics A freely suspended magnet remains horizontal at The geographic pole The magnetic north pole The magnetic south pole The magnet equator The geographic pole The magnetic north pole The magnetic south pole The magnet equator ANSWER DOWNLOAD EXAMIANS APP
Physics The speed of light in air is Infinity 3 × 108 m/s 3 × 10–8 m/s 8 × 103 m/s Infinity 3 × 108 m/s 3 × 10–8 m/s 8 × 103 m/s ANSWER DOWNLOAD EXAMIANS APP
Physics A periscope works by the principle of Total internal reflection Refraction Diffraction Reflection Total internal reflection Refraction Diffraction Reflection ANSWER DOWNLOAD EXAMIANS APP
Physics The angle in which a cricket ball should be hit to travel maximum horizontal distance is : 30° with horizontal 15° with horizontal 45° with horizontal 60° with horizontal 30° with horizontal 15° with horizontal 45° with horizontal 60° with horizontal ANSWER DOWNLOAD EXAMIANS APP
Physics Red light is used for signals because it has Low refraction in the medium High intensity Long wavelength High frequency Low refraction in the medium High intensity Long wavelength High frequency ANSWER DOWNLOAD EXAMIANS APP