Production and Industrial Engineering
GATE PI format:mcq PYQs
Build your understanding with focused practice from past exam papers.
Questions 121–130 of 367. Imported answers require independent review unless marked reviewed.
Question 21
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Transformation matrix to translate a point P from (10, 15) to (15, 25) is
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A copper rod of 200 mm diameter and 400 mm length is extruded to the final diameter of 100 mm. The extrusion ratio is
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A symbol for surface texture parameters is shown in figure. The difference between maximum and minimum values of surface roughness (
) is 
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A thin cylinder has length L, diameter d, and thickness
. It is made of a material with modulus of elasticity E and Poisson’s ratio
. When the cylinder is subjected to an internal pressure P, the change in length isYour answerChoose one option.
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Creep of mild steel at elevated temperature involves
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Number of minimum control points required to generate a quadratic B-Spline curve is
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Open questionPIMCQ2 marksNeeds review
Given,
, where
and
. All the variables are real. The total differential
isYour answerChoose one option.
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Two cards are drawn one after the other from a regular deck of 52 playing cards without replacement. The probability that the drawn cards are of different suits is
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Match the machine elements with their functions.
Machine element: P—Collet; Q—Dividing head; R—Lead screw.
Function: 1—Indexing; 2—Thread cutting; 3—Holding the tool in place.
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A massless beam is fixed at one end and supported on a roller at other end. A point force P is applied at the midpoint of the beam as shown in figure. The reaction at the roller support is
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