B The height of mai intage this An object is placed at a

Last updated: 6/24/2023

B The height of mai intage this An object is placed at a certain distance from a screen A convex lens of focal length 40 cm is placed between the screen and the object A real image is formed on the screen for two positions of the lens which differ by a distance of 10 17 cm Find the distance of the object from the screen 20 pm If a glass slah