Mining Engineering
2023 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE MN 2023 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 19–21 of 65. Imported answers require review unless explicitly marked reviewed.
Question 19
Open questionMNMCQ1 markNeeds review
A linear programming problem is given as:
Maximize
Subject to:
The problem hasYour answerChoose one option.
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Open questionMNMCQ1 markNeeds review
A tabular, near-flat (dip < 30°), and less than 2 m thick copper orebody having erratically located grade is to be mined underground. Wall rock and orebody are competent. The most suitable mining method is
Your answerChoose one option.
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Open questionMNMCQ1 markNeeds review
x and y are functions of independent variables
and
as given below
The Jacobian of x, y isYour answerChoose one option.
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