English, asked by asmaasheikh87, 2 months ago

derive the formula for focal length of concave mirror​

Answers

Answered by Anonymous
0

Answer:

v = image distance=? Hence, the image will be formed at infinity. Question 4: Find out the focal length with sign in case of concave mirror with a radius of curvature 20 cm. f= -10cm (negative indicates that it is a concave mirror.)

Answered by ug0944474
0

Explanation:

v = image distance=? Hence, the image will be formed at infinity. Question 4: Find out the focal length with sign in case of concave mirror with a radius of curvature 20 cm. f= -10cm (negative indicates that it is a concave mirror.)6 days ago

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