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      Question

      A student focuses a sharp image of the sun using a

      spherical mirror on a sheet of paper, which starts to burn after some time. Which of the following statement/statements about the mirror is/are correct? (a) It is a concave spherical mirror (b) It has positive focal length (c) It is a converging mirror
      A Both (b) and (c) Correct Answer Incorrect Answer
      B Both (a) and (c) Correct Answer Incorrect Answer
      C Both (a) and (b) Correct Answer Incorrect Answer
      D (a), (b), and (c) Correct Answer Incorrect Answer

      Solution

      The correct answer is B

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