An object is placed 30cm from a concave mirror of focal length 15cm. the linear magnification of the image produced is
a
o
b
\(\frac{2}{3}\)
c
1
d
2
e
3
Explanation
Correct Option
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Praise_001
1 year ago
f=15 u=30 v=?
1/f=1/v+1/u
1/15=1/v+1/30
1/15-1/30=1/v
1/30=1/v
v=30
m=v/u
m=30/30
m=1
