Physics-
General
Easy

Question

A point object O is placed in front of a concave mirror of focal length 10 cm. A glass slab of refractive index m = 3/ 2 and thicikness 6 cm is inserted between the object and mirror. Find the position of the final image when the distance x shown in figure is 20cm

  1. 17 cm, virtual    
  2. 17 cm, real    
  3. 12 cm, virtual    
  4. 15 cm, virtual    

The correct answer is: 17 cm, virtual

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