The pointed end of the nail. Does it Reduces the area of contact or Increases the area of contact. explain the answer
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A nail has a pointed end inorder to increase the pressure exerted by the nail over the suface. Because area and pressure is inversly proportional. When area increase ,pressure decrease and when area decrease ,pressure increase.
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1
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it reduces the area of contact as we hit the nail in the wall with the sharped edge it is easy to move it inside the wall but if we use the second side it is difficult for us due to more contact of area
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