Rock mechanics - 2nd year Mining
31 videos • 19,050 views • by gunvant bele - mining classes
1
RQD- rock quality designation-pdf in description
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2
Calculation of RQD-for FMC, SMC winning& working
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3
RMR & application of RMR,rock load & bolting density.For recruitment
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4
RMR- Geomechanics classification of rock mass- CMRI - ISM classification
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5
Principles of roof bolt- beam theory
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6
Principles of action of roof bolts - Suspension theory
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7
Principle of roof bolt - Keystone theory( keying theory)
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8
porosity and creep/pdf
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9
Elasticity, plasticity, Stress,longitudinal strain, Lateral strain
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10
Poisson's ratio
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11
physico mechanical properties of rocks
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12
Monitoring of roof bolt performance/Anchorage testing of roof bolts
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13
Types of roof in underground & their properties.
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14
Testing of roof in Underground Coal mines/PDF in description
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15
Stresses involved in U/G minining and explanation of stress & strain
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16
The Pressure Arch Theory. 0.2 kg/ cm2 per metre depth note it.
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17
What is Dilation? support of Freshly exposed roof.
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18
What is Convergence? Instruments are used to measure Convergence.
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19
Point load strength - Part 3 for FMC ,SMC winning& working
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20
Protodyakonov strength index- Strength part 2 - For FMC , SMC Winning& Working
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21
Strength of rock mass part 1- for FMC , FMC, winning& working
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22
Conversion in easy steps
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23
Tensile strength test concept, formula for FMC, SMC
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24
Numerical on winning& working for 1st class manager competency (tensile strength test)
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25
Numerical on winning& Working for 1st class Manager competency (Brazilian test- tensile streng
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26
Numerical on winning& Working for 1st class Manager (Brazilian test)
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27
Incubation period -for all mining students. explained in simple & easy way.
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28
Bumps in coal mines - mechanism, Definition& Causes/pdf
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29
Types of bumps
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30
Causes & Controlling measures of Bumps. Detailed explanation in Hindi & English
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31
Dangers of Coal Bumps/ Rock bursts
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