Optics 1 Question 12
12. A student performed the experiment of determination of focal length of a concave mirror by method using an optical bench of length . The focal length of the mirror used is . The maximum error in the location of the image can be . The 5 sets of values recorded by the student (in are : . The data set(s) that cannot come from experiment and is (are) incorrectly recorded, is (are)
(2009)
(a)
(b)
(c)
(d)
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Answer:
Correct Answer: 12. (c, d)
Solution:
- Values of options (c) and (d) don’t match with the mirror formula.