GATE PI topic:production-engineering PYQs & Answers — Page 3

Questions 21–30 of 650. Imported answers require independent review unless marked reviewed.

Topic practice 650 questionsPage 3 of 65

The ratio of hydrostatic stress to volumetric strain is known as ______.

Your answerChoose one option.

Bulk modulus

Compressibility

Poisson’s ratio

Young’s modulus

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In the given weighted graph, the weights represent distance between the corresponding vertices. The shortest distance between vertex A and vertex E is d. The number of paths with distance d is p.

The value of d/p is ______.

Diagram for Production and Industrial Engineering question 22

Your answerChoose one option.

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Which ONE of the following is NOT an assumption of the economic order quantity (EOQ) model?

Your answerChoose one option.

Demand is known and deterministic.

Lead time is zero.

Stockouts are permissible.

Holding cost for the quantity in stock is linearly increasing with the order quantity.

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Painting is one of the activities in a construction project. For the painting activity that takes 6 days, both the total float and the free float are zero.

Which ONE of the following is TRUE for the painting activity?

Your answerChoose one option.

Painting is a dummy activity.

Painting is a non-critical activity.

The start of painting activity can be delayed without causing delay in completion of the construction project.

The start of painting activity cannot be delayed without causing delay in completion of the construction project.

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Which ONE or MORE among the following tube cross-sections shown can be produced by true centrifugal casting method?

Note: The cross-sections shown are perpendicular to the axis of rotation. Figures are not to scale.

Your answerSelect all correct options. You can choose more than one.

Diagram for Production and Industrial Engineering question 25

Diagram for Production and Industrial Engineering question 25 (figure 2)

Diagram for Production and Industrial Engineering question 25 (figure 3)

Diagram for Production and Industrial Engineering question 25 (figure 4)

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Which ONE or MORE among the following options CORRECTLY match(es) the type of defects with the corresponding metal working processes in which they are likely to occur?

Defect	Process
P: Centerburst	1: Deep drawing
Q: Earing	2: Rolling
R: Zipper cracks	3: Extrusion
S: Cold shut	4: Closed die forging
	5: Casting

Your answerSelect all correct options. You can choose more than one.

P-3; Q-1; R-2; S-4

P-5; Q-2; R-3; S-4

P-1; Q-2; R-4; S-5

P-3; Q-1; R-2; S-5

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Which ONE or MORE among the options given is/are well established format(s) of data transfer used in geometrical modeling related to computer aided design (CAD)?

Your answerSelect all correct options. You can choose more than one.

IGES

STEP

NDC

STL

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In statistical analysis of numerical data, which ONE or MORE among the options is/are possible value(s) of correlation coefficient?

Your answerSelect all correct options. You can choose more than one.

10.3

−0.9

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Which ONE or MORE among the following process of the Carnot cycle is/are isentropic?

Diagram for Production and Industrial Engineering question 29

Your answerSelect all correct options. You can choose more than one.

1-2

2-3

3-4

4-1

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A square of side length 50 mm is to be blanked from a strip of 2 mm thickness. The sheet metal has a shear strength of 200 MPa.

To enable a single step blanking operation, the theoretical minimum blanking force required is _____ × 10³ N (in integer).

Note: Neglect the effect of clearances and friction.

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GATE PI topic:production-engineering PYQs

Question 21

Question 22

Question 23

Question 24

Question 25

Question 26

Question 27

Question 28

Question 29

Question 30