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The thickness of steel mould is usually ________(a) 2 mm(b) 6 mm(c) 2 cm(d) 6 cmI have been asked this question in homework.The doubt is from Bricks in division Glass, Lime, Clay Products & Bricks of Construction & Building Materials |
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Answer» CORRECT answer is (b) 6 mm To explain I would SAY: The THICKNESS of steel mould is usually 6 mm. These are used to MANUFACTURE bricks on a large SCALE. They are prepared from steel plates and channels. |
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