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2016-07-12T20:08:08+08:00
Sakto po lesson namin yan ngayon, meron pong work done at merong pong no work is done. In order to accomplish work on an object there must be a force exerted on the object and it must move in the direction of the force, when a force is exerted on an object which does not move, no work is done on the object...
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