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Coupling Ratio, Fully Coupled Charges & Their Effects | DGMS Blasting Notes
access_time 2025-11-14T18:33:47.471Z face Online Mining Exam
Coupling Ratio, Fully Coupled Charges & Their Effects | DGMS Blasting Notes 🔹 1. Introduction Coupling plays a crucial role in determining how effectively explosive energy is transferred into the surrounding rock. A charge is fully coupled when the explosive diameter equals the borehole diameter. C...
Decoupling in Blasting – Definition, Mechanism & Applications | DGMS Blasting Notes
access_time 2025-11-14T18:24:14.682Z face Online Mining Exam
Decoupling in Blasting – Definition, Mechanism & Applications | DGMS Blasting Notes 🔹 1. Introduction Decoupling is an important concept in controlled blasting, especially in underground coal mines, metal mines, and rock excavation where excessive damage must be avoided. It involves placing an expl...
DGMS Rules for Intimation of Electrical Accidents in Mines – Reporting Procedure & 25 MCQs
access_time 2025-11-14T12:10:01.579Z face Online Mining Exam
DGMS Rules for Intimation of Electrical Accidents in Mines – Reporting Procedure & 25 MCQs DGMS Rules for Intimation of Electrical Accidents in Mines – Reporting Procedure & 25 MCQs 🧾 DETAILED NOTES 1️⃣ Introduction Electrical systems in mines—including transformers, substations, pumps, cables, swi...
Telemonitoring System in Mines – DGMS Guidelines, Use, Maintenance & 25 MCQs
access_time 2025-11-14T11:48:55.695Z face Online Mining Exam
Telemonitoring System in Mines – DGMS Guidelines, Use, Maintenance & 25 MCQs Telemonitoring System in Mines – DGMS Guidelines, Use, Maintenance & 25 MCQs 🧾 DETAILED NOTES 1️⃣ Introduction Modern mines increasingly use Telemonitoring Systems to monitor real-time parameters of mobile machinery and th...
Certificate of Training in Surveying Work in Coal Mines – DGMS Rules, Eligibility & 25 MCQs
access_time 2025-11-14T11:34:02.819Z face Online Mining Exam
Certificate of Training in Surveying Work in Coal Mines – DGMS Rules, Eligibility & 25 MCQs DGMS Guidelines for Appointment of Engineers in Mines – Duties, Responsibilities & 25 MCQs 🧾 DETAILED NOTES 1️⃣ Introduction Every mechanized mine requires qualified engineers to supervise the installation, ...