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You are given marbles of diameter 10mm. They are to be placed such that their centres are lying in a square bound by four lines each of length 40mm. What will be the arrangements of the marbles in a plane so that maximum number of marbles can be placed inside the area? Sketch the diagram and calculate the number of spheres per unit area.

You are given marbles of diameter 10mm. They are to be placed such that their centres are lying in a square bound by four lines each of length 40mm. What will be the arrangements of the marbles in a plane so that maximum number of marbles can be placed inside the area? Sketch the diagram and calculate the number of spheres per unit area.

Grade:upto college level

1 Answers

Sourabh Singh IIT Patna
askIITians Faculty 2104 Points
8 years ago
Hii
Just place the marbles such that its centre is along the edges of the square. Once done then do the internal arrangement . You will get the answer.

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