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  • 23-01-2024
  • Physics
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A number of identical cubical blocks of edge a and density rho are lying on the ground. What is the work done by an external agent in arranging them in a pyramid of height h?

a) 1/2 rhogha
b) 1/3 rhogha
c) 1/4 rhogha
d) 1/5 rhogha

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