16 When observed from the earth the angular diameter of the

Last updated: 6/8/2023

16 When observed from the earth the angular diameter of the sun is 0 5 degree The diameter of the image of the sun when formed in a concave mirror of focal length 0 5 m will be about A 3 0 mm B 4 4 mm C 5 6 mm D 8 8 mm OF REFRACTION REFRACTION AT PLANE SURFACE AND T I R 1000 A The refractive index of the it