Production and Industrial Engineering
2020 · Paper 1
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Complete GATE PI 2020 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 64–65 of 65. Imported answers require review unless explicitly marked reviewed.
Question 54
Open questionPINAT2 marksNeeds review
A company has to perform five tasks (P, Q, R, S and T) to make an assembly. Task times and immediate predecessor of the tasks are listed below. If an assembly line is designed to obtain the maximum output rate, the efficiency of the line in % is ____________.
Task | Task time (Seconds) | Immediate predecessor(s) |
|---|---|---|
P | 20 | - |
Q | 25 | P |
R | 10 | Q |
S | 15 | Q |
T | 25 | R, S |
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Open questionPINAT2 marksNeeds review
In a work study experiment, it is observed that a worker completes a job in an average time of 15 minutes with a performance rating of 120%. The time required for another worker having a performance rating of 80% to complete the same job (rounded off to one decimal place) in minutes is ____________.
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