Production and Industrial Engineering
GATE PI format:mcq PYQs
Build your understanding with focused practice from past exam papers.
Questions 51–60 of 367. Imported answers require independent review unless marked reviewed.
Question 18
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The proper sequence of design of a product is
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In a work sampling, out of
observations, a worker was sitting idle in
observations. The standard deviation of the mean proportion of idle time is given byYour answerChoose one option.
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Atomic packing factor of a body centered cubic structure is closest to
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Which one of the following statements is FALSE with respect to the injection molding of polymer composite?
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A through hole of 8 mm diameter is to be drilled in a 30 mm thick mild steel plate. Which one of the following processes is the most appropriate to achieve high dimensional accuracy with less processing time?
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Which one of the following casting defects is caused due to the supply of the molten metal through two gates?
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Match the following with reference to the CNC machine and its minimum number of axes available in the machine.
Type of CNC Machine | Minimum number of axes |
|---|---|
P: Turning center (CNC Lathe) | i: 3 |
Q: Machining center (CNC Vertical milling) | ii: 2 |
| iii: 4 |
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A simply supported beam AB of span L is shown in the figure. A moment M is applied at point C. The magnitude of the reaction force at point A is
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The relationship between the hoop stress
and the longitudinal stress
of a closed cylindrical thin-walled pressure vessel isYour answerChoose one option.
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The starting simplex table of a linear programming problem is given below, where
,
,
and
are the slack variables. The objective of the problem isMaximize
The leaving variable among the basic variables is
Basic | | | | | | | Solution |
|---|---|---|---|---|---|---|---|
| 6 | 3 | 1 | 0 | 0 | 0 | 36 |
| 2 | 1 | 0 | 1 | 0 | 0 | 40 |
| | 3 | 0 | 0 | 1 | 0 | 2 |
| 0 | 3 | 0 | 0 | 0 | 1 | 3 |
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