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Chapter 41: Q. 14 (page 1207)

Show that hc=1240eVnm.

Short Answer

Expert verified

The given statement is proved below.

Step by step solution

01

Given Information 

We need to prove thathc=1240eVnm.

02

Explanation

Consider :

h=6.6261脳10-34Jc=2.9979脳108m/s

Then,

hc=6.6261脳10-34脳J.s脳2.9979脳108m/shc=1.9864脳10-25J.m1eV1.60217脳10-19J1nm10-9mhc=1239.8eVnm鈮�1240evnm

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