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Question: The frequency of a wave is 6 × 10<sup>15</sup> s<sup>–1</sup>. Its wave number would be...

The frequency of a wave is 6 × 1015 s–1. Its wave number would be

A

105 cm–1

B

2 × 10–5 cm–1

C

2 × 10–7cm

D

2 × 105 cm–1

Answer

2 × 105 cm–1

Explanation

Solution

Apply n = cνˉ\bar{\nu}