Question

Determine the focal length of a concave mirror by two-pin met
उत्तल लेंस की सहायता से एक उत्तल दर्पण की फोकस दूरी ज्ञात करें।​

Answer 1

Answer:

Fix the given concave mirror on the stand and place it on a table, facing towards a distant object. Arrange the screen on the table so that the image of the distant object is obtained on it. Measure the distance between mirror and screen using a metre scale. It can be taken as the focal length (f) of the mirror.