JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD
JAWAHARLAL NEHRU TECHNOLOGICAL UNIVERSITY HYDERABAD B. Tech IV Year RISK ASSESSMENT AND MANAGEMENT Previous Question Paper (January/February - 2023 - R18)
Note: i) Question paper consists of Part A, Part B. ii) Part A is compulsory, which carries 25 marks. In Part A, Answer all questions. iii) In Part B, Answer any one question from each unit. Each question carries 10 marks and may have a, b as sub questions.
Part A
How are accidents classified for the purpose of reporting?
Answer
Accidents are typically classified based on the severity of injury (fatal, serious, or reportable), the cause (e.g., machinery, falls, electricity), and the location of occurrence to facilitate systematic data collection and regulatory reporting.
Explain the moral costs for preventing accidents.
Answer
Moral costs refer to the ethical obligation of an organization to protect human life and well-being. Preventing accidents avoids the psychological trauma, grief, and suffering experienced by victims and their families, while also maintaining the social responsibility and reputation of the employer.
How the severity of an accident is evaluated?
Answer
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Write notes on “place codes” for the classification of mine accidents by place of occurrence.
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Define risk assessment. Summarize the objectives of risk assessment.
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What is risk Identification? List the methods for risk Identification.
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What is the need for epidemiological studies in industries?
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What are the elements of a Safety Management System in mines?
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What are the benefits of Virtual Reality system for training of employees?
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Explain the stages in safety risk assessment.
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Part B
Discuss the guidelines for safe working condition and accident prevention in mining industries.
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What are the causes and preventive measures for “Pneumoconioses” disease with mining operations?
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Explain the occupational hazards in coal mining operations.
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Discuss the costs of accident to “employer” and to “society”.
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Discuss the accident statistics and trends of accident occurrence in mining industry.
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What are the possible hazards in Open cast mines?
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Explain the advantages and disadvantages of “Fault Trees” risk assessment technique.
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Describe the concepts of “Layer of Protection Analysis (LOPA)” for determining the actual risk of a process.
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Discuss the methods for Health Risk Assessment in mining industries.
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What are the steps for risk estimation and risk evaluation?
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Explain the risk analysis procedure using Hazards and operability (HAZOP) studies. What are the advantages and limitations of HAZOP study?
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Discuss the method for statistical and economic analysis of accident data’s.
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Summarize the methods and advantages of “loss control” in mining operations.
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Mention the role of “Safety Policies” to prevent accidents.
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Define safety audit. Explain the factors to consider for conducting a safety audit.
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Discuss the applications of virtual reality and augmented reality tools for maintaining safety standards in mines.
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Write notes on common causes and preventive measures for accidents due to rope haulage.
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Explain the causes of “air – blast” and “rock burst” accidents in mines. Recommend the suitable precautions to minimize dangers from these accidents.
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What are the causes for coal field fire?
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