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Which of the following economic analysis procedure is part of engineering decision process ?
Development of the feasible alternatives.
Analysis and comparison of the alternatives.
Performance monitoring and post evaluation of results.
All of the above
All of the above
The engineering decision process is a structured sequence of steps used to solve complex technical problems through rigorous analysis. This lifecycle includes the identification of needs, development of alternatives, quantitative economic comparison, implementation, and post-project performance review.
The engineering decision process is a structured sequence of steps used to solve complex technical problems through rigorous analysis. This lifecycle includes the identification of needs, development of alternatives, quantitative economic comparison, implementation, and post-project performance review.
NPV=тИСt=0nтАЛ(1+i)tRtтАЛтАЛ тАФ Net Present Value for comparing economic alternatives
BCR=Present┬аWorth┬аof┬аCostsPresent┬аWorth┬аof┬аBenefitsтАЛ тАФ Benefit-Cost Ratio for project evaluation
The process functions as a closed-loop system: (1) Problem definition establishes the scope. (2) Alternative development generates potential solutions. (3) Economic analysis (e.g., NPV, IRR, Benefit-Cost ratio) quantifies these options. (4) Decision-making selects the optimal choice. (5) Monitoring provides feedback to refine future engineering cycles.
Engineering decisions require both technical feasibility and economic justification.
Post-evaluation is critical for verifying if actual operational costs match estimated figures.
The decision process is iterative, meaning feedback loops often force a return to the alternative development stage.
Reduces uncertainty in capital investment.
Ensures resources are allocated to the most efficient technical solutions.
Can be time-consuming due to the requirement for detailed data collection.
Highly sensitive to assumptions made regarding interest rates and inflation.
Capital budgeting for power infrastructure projects.
Selection between alternative manufacturing processes or equipment technologies.
Engineering economics uses the time value of money to compare costs occurring at different periods.
Option A, B, and C are essential pillars; without them, the decision process would lack structural integrity and empirical verification.
D is correct тАФ The engineering decision process is a holistic framework that encompasses development, analytical comparison, and post-project evaluation to ensure optimal technical and economic outcomes.
Always remember that in engineering management, 'Comparison' often implies the use of Discounted Cash Flow (DCF) techniques to bring all costs to a common time base (Present Worth).