Question

if an object is placed at 10 cm in front of a convex mirror of radius of curvature 20cm the magnification is​

Answer 1

Answer:

same size because the object is placed at c

we kn

Answer 2

Answer:

R=20cm=>f=10cm

u=-10cm

1/f=1/v+1/u

1/10=1/v+1/-10

1/10+1/10=1/v

v=5cm

m=-v/u

-5/-10

0.5