Warning: preg_match_all(): Compilation failed: range out of order in character class at offset 119 in /home/erudites/web/erudites.ng/public_html/wp-content/plugins/seo-by-rank-math/includes/replace-variables/class-post-variables.php on line 543

Warning: preg_match_all(): Compilation failed: range out of order in character class at offset 119 in /home/erudites/web/erudites.ng/public_html/wp-content/plugins/seo-by-rank-math/includes/replace-variables/class-post-variables.php on line 543
The Energy E Of A Photon And It's Wavelength Is Related By Eλ = X. The Numerical Value Of X Is? [h = 6.63 X 10^-34Js, C = 3 X 10^8 Ms−¹] - Erudites Academy
Warning: preg_match_all(): Compilation failed: range out of order in character class at offset 119 in /home/erudites/web/erudites.ng/public_html/wp-content/plugins/seo-by-rank-math/includes/replace-variables/class-post-variables.php on line 543

A. 6.6 X 10-28
B. 1.99 X 10-27
C. 6.60 x 10-26
D. 1.99 x 10-25

Correct Answer:

Option D = 1.99 x 10-25

Explanation

E = HF = (hc)/λ
Eλ = hc
∴ X = hc ==6.63 x 10-34 x 108
= 1.989 x 10-25
=1.99 x 10-25

Copyright warnings! Do not copy.