Manufacturing and Industrial Engineering [GATE (Graduate Aptitude Test in Engineering) Mechanical Engineering]: Questions 105 - 107 of 115

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Question 105

Manufacturing and Industrial Engineering
Forecasting Models

Appeared in Year: 2021

Question

Numeric Answer▾

The demand and forecast of an item for five months are given in the table.

Mean Absolute Percent Error
MonthDemand, dForecast, F
April225200
May220240
June285300
July290270
August250230

The Mean Absolute Percent Error (MAPE) in the forecast is ________ %

(Round off to two decimal places)

Question 106

Manufacturing and Industrial Engineering
Gauge Design

Appeared in Year: 2021

Question

Numeric Answer▾

A 76.2 mm gauge block is used under one end of a 254 mm sine bar with roll diameter of 25.4 mm. The height of gauge blocks required at the other end of the sine bar to measure an angle of is ________ mm (round off to two decimal places) .

Question 107

Manufacturing and Industrial Engineering
Linear Programming

Appeared in Year: 2019

Question

Numeric Answer▾

Five jobs (J1, J2, J3, J4 and J5) need to be processed in a factory. Each job can be assigned to any of the five different machines (M1, M2, M3, M4 and M5) . The time durations taken (in minutes) by the machines for each of the jobs, are given in the table. However, each job is assigned to a specific machine in such a way that the total processing time is minimum. The total processing time is ________ minutes.

Five Different Machines
M1M2M3M4M5
J14030505058
J22638602638
J34034282430
J42840403248
J52832382244

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