Question

1 point
Radius of curvature of a
spherical mirror is 30 cm. Its
focal length is.....cm
20
O
30
O 15
O 10​

Answer 1

Answer:

15 centimeters is the answer

Explanation:

focal length of mirror is half of radius so it will be 15 cm

30/2=15cm

Answer 2

Answer:

Its focal length is 15 cm