Question

Physics:
1. What is the unit of refractive index?
2. What kind of mirror is required for obtaining a
3. Where should an object be placed in order to
4. What is the name of the phenomenon in which
the image in a plane mirror?
5. An object is placed 20 cm in front of a planer
distance between the positions of the original
6. For what position of an obiect a concave mir​

Answer 1

Answer:

1

Explanation: