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Standard IX
Physics
Question

A convex mirror stars simple harmonic motion along optical axis with amplitude 5 cm. The distance between mean position of mirror object is 20 cm. The focal length of mirror is 10 cm find the range of vibration of image
  1. 11.14 cm
  2. 20 cm
  3. 6 cm
  4. 16 cm

A
11.14 cm
B
20 cm
C
6 cm
D
16 cm
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