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For Manikhandan (talk | block log | uploads | logs)
- 08:51, 30 September 2016 diff | hist . . +4,081 . . Force Added answer to - What makes a gravitational field?
- 07:40, 30 September 2016 diff | hist . . +704 . . m Bernoulli's principle →Is Bernoulli's principle the real reason for the lift in an airfoil?