GATE PI purpose:exam-prep PYQs & Answers — Page 11

Questions 101–110 of 650. Imported answers require independent review unless marked reviewed.

Topic practice 650 questionsPage 11 of 65

The solution of the linear differential equation

when

, is

Your answerChoose one option.

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Which one of the following functions is analytic, given

Your answerChoose one option.

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Match the following with reference to the machining process and its feature.

Process	Feature
P — EDM	1 — Loss of dimensional accuracy due to under cutting
Q — LBM	2 — Cutting ed(e) items
R — CHM	3 — Machining of a deep square blind hole on a mild steel plate
S — WJM	4 — High speed profile cutting on a thin mild steel plate

Your answerChoose one option.

P – 3, Q – 4, R – 1, S – 2

P – 4, Q – 3, R – 2, S – 1

P – 4, Q – 2, R – 1, S – 3

P – 1, Q – 2, R – 3, S – 4

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Match the operation/phenomenon in a grinding process with the corresponding definition listed in the table.

Operation/phenomenon	Definition
P — Loading	1 — Regenerating the sharpness of the grinding wheel
Q — Glazing	2 — Filling of grinding chips in the space between the abrasive grits
R — Dressing	3 — Restoring the geometry/shape of the grinding wheel
S — Truing	4 — Condition of dull grinding wheel with worn-out grains

Your answerChoose one option.

P – 4, Q – 1, R – 3, S – 2

P – 2, Q – 3, R – 1, S – 4

P – 2, Q – 4, R – 1, S – 3

P – 4, Q – 3, R – 1, S – 2

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A CNC vertical milling is used for cutting a straight line slot in x-y plane. Cutter is located at point P. The slope

of the straight line created by the cutter is 1.25. Feed rate of x-axis is 120 mm/min. The new position of the cutter after 20 seconds is

Diagram for Production and Industrial Engineering question 40

Your answerChoose one option.

(50, 55)

(60, 50)

(60, 48)

(100, 80)

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The network diagram of eight activities (A to H) along with their time durations (in days, given in bracket) of a project is shown in the figure. The critical path of the project is

Diagram for Production and Industrial Engineering question 41

Your answerChoose one option.

1–2–3–6

1–4–3–6

1–5–6

1–4–5–6

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The benefit(s) of product standardization is/are

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

Need of less number of draw dies

Reduction in unit cost

Reduction in inventory cost

Greater product variety

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The value of the integral

obtained by using Simpson’s 1/3 rule with 4 subintervals is equal to

. The value of n is ________. (Answer in integer)

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If i, j and k are the orthogonal unit vectors in Cartesian x-y-z coordinate system, the rate of change of the function

at point (1, 1, 1) in the direction of

is________. (Answer in integer)

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In a wire drawing of a perfectly-plastic material with flow stress of 300 MPa, the back tension is zero and front tension is 200 MPa. Assuming ideal deformation with zero friction, the percentage reduction of the cross-sectional area of the wire is________. (Rounded off to one decimal place)

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GATE PI purpose:exam-prep PYQs

Question 36

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Question 40

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Question 45