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How many wavelengths of Kr86 are there in one metre? (a) 2348123.73

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How many wavelengths of Kr86 are there in one metre?

(a) 2348123.73

(b) 1553164.13

(c) 652189.63

(d) 1650763.73

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Best answer

Correct option (d) 1650763.73

Explanation :

One metre : 1650763.73 wavelengths in vacuum of radiation corresponding to orange red light of Krypton - 86.

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