6 converging lens of focal length 20 cm The 62 emergent

Last updated: 5/30/2023

6 converging lens of focal length 20 cm The 62 emergent light falls or a screen placed 30 cm beyond the lens An opaque plate with a triangular aperture side 1 cm is in contact with the lens f 20 cm Triangular aperture Opaque plate K 30 cm k Which one of the following diagrams best shows to appearance of the patch of light seen on the screen 1 5 cm Screen 3 xxx 100 2 Aperture side 1 0 cm 4 1 0 cm