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The ratio of specific weight of an intact Rock to that of loose rock is
5 years ago | [YT] | 2
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Given S is the setting load and Y is the yield load of a hydraulic prop, the correct relationship is -
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Equipment used in mining of placer deposit is -
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GIS stands for -
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Vertical Crater Retreat (VCR) mining is -
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Comment your problem for solution
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6 years ago | [YT] | 3
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