A U-shaped wire is placed before a concave mirror having radius of curvature 20 cm as shown in figure. Find the total length of the image.

A U-shaped wire is placed before a concave mirror having radius of cur

1.	A U-shaped wire is placed before a concave mirror having radius of curvature 20 cm as shown in figure. Find the total length of the image.
A.	10 cm
B.	40 cm
C.	20 cm
D.	30 cm
Answer» B. 40 cm

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A U-shaped wire is placed before a concave mirror having radius of curvature 20 cm as shown in figure. Find the total length of the image.

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