The focal length of a concave mirror is f. An object is placed at a distance x from the…

Physics · Class 12 · CBSE — Ray Optics & Optical Instruments

1. \(\frac{(f+x)}{f}\)
2. \(\frac fx\)
3. \(\frac xf\)
4. \(\frac{f}{(f+x)}\)

Answer

(B) fx

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