I WANT ANSWERS QUICK PLZZZZZZZZ
1.THER IS NO DRAG ON THE moon. Is it true? justify
2.Why are brake pads used in the brake system of bicycles and automobiles?Explain
3.what happens to the magnitude of frictional force if two surfaces are pressed hard?justify your answer?

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Answers

2014-06-14T19:51:47+05:30