GATE PI branch:pi PYQs & Answers — Page 28

Questions 271–280 of 650. Imported answers require independent review unless marked reviewed.

Topic practice 650 questionsPage 28 of 65

If a, b and c are the three vectors, the vector triple product

is given by

Your answerChoose one option.

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The numerical integration of the function

is carried out between

and

, by using ordinates at

and 3. Which one of the following statements is TRUE?

Your answerChoose one option.

Simpson’s 1/3 rule will provide exact result but trapezoidal rule will not.

Trapezoidal rule will provide exact result but Simpson’s 1/3 rule will not.

Both Simpson’s 1/3 and trapezoidal rules will provide exact result.

Neither Simpson’s 1/3 rule nor trapezoidal rule will provide exact result.

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Which one of the following metals has a face-centered cubic (FCC) structure?

Your answerChoose one option.

Alpha iron

Chromium

Magnesium

Aluminum

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denotes the shear modulus of an isotropic material, then the maximum possible value of Young’s modulus of the material is

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Match the casting methods with products.

Casting method	Products
P. Continuous casting	1. Thin and intricate shaped components
Q. Investment casting	2. Hollow asymmetric parts (such as pipes)
R. Centrifugal casting	3. Slabs and strips

Your answerChoose one option.

P-3, Q-1, R-2

P-2, Q-3, R-1

P-3, Q-2, R-1

P-2, Q-1, R-3

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In injection blow molding of plastic beverage bottles, the blowing is accomplished by

Your answerChoose one option.

hot water

hot air

hot oil

alcohol

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In an electro-discharge machining process, the discharge voltage is

. The energy dissipated per spark across the inter-electrode gap is proportional to

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Match the codes used in CNC part programming with their functions.

Code: P G91; Q M02; R G32; S M05. Function: 1 End of program; 2 Programming in incremental coordinates; 3 Spindle stop; 4 Thread cutting in turning.

Your answerChoose one option.

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

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

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

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

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The control chart for a number of defects in a welded joint is

Your answerChoose one option.

-chart

R-chart

c-chart

p-chart

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Which one of the following statements is TRUE?

Your answerChoose one option.

Concurrent engineering is a non-integrated approach for designing a product.

Concurrent engineering carries out all product development functions in a sequential manner.

Concurrent engineering reduces the lead time for the product development.

Concurrent engineering increases the lead time for the product development.

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GATE PI branch:pi PYQs

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