the object is kept at 50cm in front of concave mirror. the image is formed at 25cm.what is length of focus for mirror.
Answers
Answered by
0
Answer:
Given,
Focal length, f=50cm
Magnification, m=2
m=
u
v
=2
v=2u
From mirror formula,
f
1
=
v
1
+
u
1
f
1
=
2u
1
+
u
1
u=
2
3f
=
2
3×50
=75 cm
Object Is placed at 75cm from the mirror.
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Answered by
0
Answer:
i dont understand break it down
Explanation:
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