A convex lens of focal length 10cm is painted black at the middle portion as shown in figure . An object is placed at a distance 20cm from the lens. Then
Sahay Sir > Question Answers > A convex lens of focal length 10cm is painted black at the middle portion as shown in figure . An object is placed at a distance 20cm from the lens. Then
A convex lens of focal length 10cm is painted black at the middle portion as shown in figure . An object is placed at a distance 20cm from the lens. Then, A convex lens of focal length 10cm is painted black at the middle portion as shown in figure . An object is placed at [...]