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Roof Bolts in Mines – DGMS Standards, Composition, Properties, Testing & MCQs
access_time 2025-11-27T18:33:03.095Z face Online Mining Exam
Roof Bolts in Mines – DGMS Standards, Composition, Properties, Testing & MCQs Roof Bolts in Mines – DGMS Standards, Composition, Properties, Testing & MCQs 🧾 DETAILED NOTES 1️⃣ Introduction Roof bolts are the primary support system used in underground coal and metal mines for strata control, reinfo...
Telemonitoring Systems in Underground Coal Mines – DGMS Features, Sensors, Communication & MCQs
access_time 2025-11-27T18:09:10.804Z face Online Mining Exam
Telemonitoring Systems in Underground Coal Mines – DGMS Features, Sensors, Communication & MCQs Telemonitoring Systems in Underground Coal Mines – DGMS Requirements, Features & MCQs 🧾 DETAILED NOTES 1️⃣ Introduction A Local Methane Detector (LMD) is an intrinsically safe gas measuring instrument us...
Local Methane Detectors in Underground Coal Mines – DGMS Guidelines, Use, Care & MCQs
access_time 2025-11-27T16:59:15.84Z face Online Mining Exam
Local Methane Detectors in Underground Coal Mines – DGMS Guidelines, Use, Care & MCQs Local Methane Detectors in Underground Coal Mines – DGMS Guidelines, Use, Care & MCQs 🧾 DETAILED NOTES 1️⃣ Introduction Methane (CH₄) is a highly explosive gas released from coal seams. Its early detection is cruc...
DGMS Provisions for Rear Vision Systems in Mining Equipment – Safety Standards & MCQs
access_time 2025-11-26T19:28:49.354Z face Online Mining Exam
DGMS Provisions for Rear Vision Systems in Mining Equipment – Safety Standards & MCQs DGMS Provisions for Rear Vision Systems in Mining Equipment – Safety Standards & MCQs 🧾 DETAILED NOTES 1️⃣ Introduction Heavy Earth Moving Machinery (HEMM) such as dumpers, dozers, shovels, loaders, and excavators...
Telemonitoring Systems in Underground Coal Mines – DGMS Requirements, Features & MCQs
access_time 2025-11-26T19:21:13.586Z face Online Mining Exam
Telemonitoring Systems in Underground Coal Mines – DGMS Requirements, Features & MCQs Telemonitoring Systems in Underground Coal Mines – DGMS Requirements, Features & MCQs 🧾 DETAILED NOTES 1️⃣ Introduction Dust generation during drilling in mines—both underground and opencast—poses a major health h...