๐๐ก๐จ๐ญ๐จ๐ž๐ฅ๐ž๐œ๐ญ๐ซ๐ข๐œ ๐„๐Ÿ๐Ÿ๐ž๐œ๐ญ | ๐Š๐ž๐ฒ ๐๐จ๐ข๐ง๐ญ๐ฌ | ๐…๐จ๐ซ๐ฆ ๐Ÿ’ ๐๐ก๐ฒ๐ฌ๐ข๐œ๐ฌ

ะžะฟัƒะฑะปะธะบะพะฒะฐะฝะพ: 21 ะะฒะณัƒัั‚ 2026
ะฝะฐ ะบะฐะฝะฐะปะต: PHYSICS VIDEO TUTORIALS
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๐“๐ก๐ข๐ฌ ๐ฏ๐ข๐๐ž๐จ ๐š๐๐๐ซ๐ž๐ฌ๐ฌ๐ž๐ฌ ๐ฆ๐š๐ฃ๐จ๐ซ ๐œ๐จ๐ง๐œ๐ž๐ฉ๐ญ๐ฌ ๐ข๐ง ๐๐ก๐จ๐ญ๐จ๐ž๐ฅ๐ž๐œ๐ญ๐ซ๐ข๐œ ๐„๐Ÿ๐Ÿ๐ž๐œ๐ญ
0:00 Introduction
0:26 Meaning of photoelectric effect
1:26 Energy levels of an atom
5:09 Threshold frequency
7:48 Work function
9:16 Demonstration of Photoelectric effect
9:53 White light
10:17 Monochromatic light
14:01 Stopping potential
16:44 Filters
19:20 Stopping potential against Frequency
19:40 Best-fit line
20:45 Important advice
21:57 Equation of Photoelectric effect
27:17 Conclusion