Manufacturing and Industrial Engineering (GATE Mechanical Engineering): Questions 22 - 25 of 62

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Question number: 22

» Manufacturing and Industrial Engineering » Metal Casting » Moulds

MCQ▾

Question

Which of the following materials requires the largest shrinkage allowance, while making a pattern for casting?

Choices

Choice (4) Response

a.

Aluminium

b.

Plain Carbon Steel

c.

Brass

d.

Cast Iron

Question number: 23

» Manufacturing and Industrial Engineering » Engineering Materials » Structure and Properties of Engineering Materials

Appeared in Year: 2008

MCQ▾

Question

A moving average system is used for forecasting weekly demand.

F 1 (t) and F 2 (t) are sequences of forecasts with parameters m 1 and m 2,

respectively, where m 1 and m 2 (m 1 > m 2) denote the numbers of

weeks over which the moving averages are taken. The actual

demand shows a step increase from d 1 to d 2 at a certain time.

Subsequently,

Choices

Choice (4) Response

a.

F 2 (t) will attain the value d 2 before F 1 (t)

b.

sequences F 1 (t) and F 2 (t) will reach d 2 in the same period

c.

F 1 (t) will attain the value d 2 before F 2 (t)

d.

Neither F 1 (t) nor F 2 (t) will catch up with the value d 2

Question number: 24

» Manufacturing and Industrial Engineering » Production and Control » Production Planning

Appeared in Year: 1995

MCQ▾

Question

The manufacturing area of a plat is divided into four quadrants. Four machines have to be located, one in each quadrant. The total number of possible layouts is:

Choices

Choice (4) Response

a.

8

b.

4

c.

16

d.

24

Question number: 25

» Manufacturing and Industrial Engineering » Production and Control » Forecasting Models

Appeared in Year: 1997

MCQ▾

Question

Inter electrode gap in ECG is controlled by

Choices

Choice (4) Response

a.

Controlling the texture of the work piece

b.

Controlling the size of diamond particle in the wheel

c.

Controlling the pressure of electrolyte flow

d.

Controlling the applied static load

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