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Jun 6, 2017 at 17:58 comment added Iram Haque If we'd consider a particle with no friction, if a force has earlier affected it and right now the particle is stationary, does it still have energy?
Jun 6, 2017 at 15:39 comment added Harmohit Singh You have to do work to stop an object in motion. The sign(positive or negative) of work done to stop an object is opposite to that of the work done to put it in motion while the magnitude remains the same. So, the total work becomes 0.
Jun 6, 2017 at 15:29 comment added Iram Haque what happens to energy when it's stationary, it doesn't disappear right?
Jun 6, 2017 at 15:27 history answered Harmohit Singh CC BY-SA 3.0