Question

When a convex mirror of focal length $f$ produces an image $\left(\frac{1}{n}\right)th$ of the size of the object ,then distance of the object from the mirror is

• A. $nf$
• B. $\frac{f}{n}$
• C. $(n+1)f$
• D. $(n-1)f$

Answer 1

Answer: (D)

$(n-1)f$

Answer 2

Answer (d) $(n-1)f$