Arrange four quarter coins touching each other as a 2-D square
lattice. Calculate the area of...
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Physics
Arrange four quarter coins touching each other as a 2-D squarelattice. Calculate the area of the air-space (dead-space). (Ignorethe thickness of the quarters.) Repeat the problem for a triangularlattice.
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The radius of a quarter is 1213 mmIn the first case for square lattice the empty space inside theblack square is the dead spaceSo as
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