4 Only b c and d 1 A person wishes to distinguish between

Last updated: 6/14/2023

4 Only b c and d 1 A person wishes to distinguish between two pillars located at a distance of 11 km What should be the minimum distance between these pillars 1 1 m 2 3 m 3 0 5 m 4 5 m Find the thickness of a plate which will produce a