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3 marksImage Formation

CSEC Physics · January 2016 · Paper 2 · Question 5(b)(iii)

Calculate the focal length of this lens.

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Other parts of this question

  1. 5(a)(i)With reference to the focal lengh of the lens, describe the object distance required to produce EACH type of image.[2 marks]
  2. 5(a)(ii)State the orientation of EACH image so produced.[2 marks]
  3. 5(a)(iii)Complete the ray diagram shown in Figure 6.[2 marks]
  4. 5(b)(i)Calculate the magnification where a lens produces an image height of 3.6 mm for an object 2.4 mm in height.[3 marks]
  5. 5(b)(ii)For the same magnification, calculate the image distance given that the object distance is 20 cm.[3 marks]

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