engineering recuitment ICAR Technician 2021 Mock Test (Re-Exam) Physics Optics Refraction and Reflection
An object is placed at a distance of 25 cm away from a convex lens of focal length 50 cm. Find the distance at which the image is formed and the magnification of the image
1
15 cm , 2
2
-20 cm, 3
3
-50 cm, 2
4
20 cm, 3