Teaching BPSC 4.0 बिहार उच्च माध्यमिक शिक्षक भर्ती (PGT) Mock Test Physics Optics Mirrors and Images
The lower half of a concave mirror is made opaque. What can you say about the nature of the image formed when an object is placed infront of it?
1
Intensity of image increases
2
The image will show half of the object
3
Intensity of image decreases
4
More than one of the above
5
None of the above