Question

1. A student experiment by using a concave mirror with focal length 10 cm .but accidentally it slipped off his hands and is broken he did experiment with large piece of that mirror the focal length obtained in his experiment is. Answer please​


2. find the distance of the image when an object is placed on the principal axis at a distance of 10cm in front of a concave mirror whose radius of curvature is 8cm.
Answer please

Answer 1

1. A student experiment by using a concave mirror with focal length 10 cm .but accidentally it slipped off his hands and is broken he did experiment with large piece of that mirror the focal length obtained in his experiment is.

2. find the distance of the image when an object is placed on the principal axis at a distance of 10cm in front of a concave mirror whose radius of curvature is 8cm