Find the focal length of the mirror that forms an image 6.2 cm behind – McqOptions

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1.	Find the focal length of the mirror that forms an image 6.2 cm behind the mirror of an object placed at 26 cm in front of the mirror?
A.	−6.58 cm
B.	−8.41 cm
C.	−7.8 cm
D.	−9.6 cm
Answer» C. −7.8 cm

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