Work, Energy, and Power [Part 2/20] Print
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Written by Thatcha Namnon   
Monday, 15 February 2016 10:20

Show you how to find the work done by pushing a box at an angle.


ที่มา :  http://www.youtube.com  อัพโหลดโดย  Michel van Biezen
Last Updated on Monday, 15 February 2016 10:21