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A great video lecture conducted by experienced physics teacher on 11th class physics chapter 4 topic4.1 work done by a variable force. Get full understanding or ask any questions.

Work Done By A Variable Force, ch 4, lec 4.2, Work Done By A Variable Force - Inter Part 1 Physics

8:36

Work Done by Variable Forces, ch 4, lec 4.2, Work Done By A Variable Force - Inter Part 1 Physics

11:27