Question

name the apparatus required to determine rough focal length of a Concave mirror by obtaining the image of a distant object​

Answer 1

Answer:

Pole is the mid-point of the mirror which makes the incident light to go at some angle on the other side of principal axis. To determine the focal length of convex lens by obtaining the image of a distant object. A thin convex lens, a lens holder, a small screen fixed on a stand and a measuring scale.

Answer 2

Answer:

Pole is the mid-point of the mirror which makes the incident light to go at some angle on the other side of principal axis. To determine the focal length of convex lens by obtaining the image of a distant object. A thin convex lens, a lens holder, a small screen fixed on a stand and a measuring scale

Explanation: