Question

1.     A concave spherical mirror has a focal length of 20cm. Find the location of the image for object distances of:
a.      40 cm
b.     20 cm
c.      10 cm
For each case, state whether the image is real or virtual and erect or inverted., same size, diminished or enlarged.​

Answer 1

Answer:

b. 20cm. plz mark me as brainliest