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Stone blocks help in saving materials by reducing wall thickness from:(a) 30-20mm(b) 20-10cm(c) 20-10mm(d) 30-20cmThis question was addressed to me in my homework.This interesting question is from Cost Effective Materials topic in portion Materials for Construction of Basic Civil Engineering

Answer»

The correct option is (d) 30-20CM

Best explanation: The wall thickness of 30cm is REDUCED to 20cm by USING stone blocks.It is MANUFACTURED in SIZE of 30x20x15cm and weighs 18kg.



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