Playlist · Physics Wallah - Alakh Pandey
12 chapter 11 II Dual Nature Of Radiation and Matter JEE/NEET
Total watch time
4h 28m
at 1× speed · exactly 4 hours, 27 minutes, 41 seconds at 1×
At an hour a day you'd finish in 5 days
The shape of the course
Each column is one video, to scale
WatchedTo watch
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Your plan
Plan to finish
About 5 days at an hour a day
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At one hour a day, every day, this playlist takes about 5 days. Turn on JavaScript to plan around your week.
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Videos (4)
4h 28m in total · tick what you've watched
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[](https://playlistduration.com/playlist/PLF_7kfnwLFCHG4i2ZBF25z4rKNMdn36dt)<a href="https://playlistduration.com/playlist/PLF_7kfnwLFCHG4i2ZBF25z4rKNMdn36dt"><img src="https://playlistduration.com/badge/playlist/PLF_7kfnwLFCHG4i2ZBF25z4rKNMdn36dt.svg" alt="Watch time: 4h 28m · 4 videos" width="196" height="20"></a>Add ?speed=1.5 to the image URL for the time at that speed, ?label=Course to change the left text, or ?style=flat-square for square corners.
Want the numbers themselves? GET https://playlistduration.com/api/v1/playlist/PLF_7kfnwLFCHG4i2ZBF25z4rKNMdn36dt returns them as JSON — free, no key. API docs →
Data from the YouTube Data API as of 2026-10-28 (cached). Private or deleted videos are excluded from totals.