Question

Wave number of an electromagnetic radiation is 5 * 10 ^ 10 * m ^ - 1 1 . Its wave length is​

Answer 1

Answer:

K=5×10¹⁰ m‐¹

£= ?

where K is wave number and

£ is wave length

formula

K =2pi/£

£ =2×3.142/5×10¹⁰

£= 1.25×10‐¹⁰m