Radius of curvature of concave mirror is \[40cm\] and the size of imag – McqOptions

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1.	Radius of curvature of concave mirror is \[40cm\] and the size of image is twice as that of object, then the object distance is [AFMC 1995]
A.	\[60cm\]
B.	\[20cm\]
C.	\[40cm\]
D.	\[30cm\]
Answer» E.

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