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Recent questions tagged telegram-1638

(chatquestion)...The relation R in the set {1, 2, 3} given by R={(1,2), (2,1), (1,1)} is (A) symmetric and transitive, but not reflexive (B) reflexive and symmetric, but not transitive (C) symmetric, but neither reflexive nor transitive (D) an equivalence relation

asked May 24, 2020 by balaji.thirumalai

1 answer

(chatquestion)...Find the ratio of intensities of two points on a screen in Young's Double slit experiment, when waves from the two slits have path difference of (i) 0 and (ii) 2/4. (C.B.S.E. 2003) [Ans. 2 : 1]

asked Apr 9, 2020 by balaji.thirumalai

0 answers

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