Production and Industrial Engineering
2019 · Paper 1
Take it one question at a time. Try an answer, then check your understanding.
Complete GATE PI 2019 Paper 1 overview, original pages and practice · Timed previous-paper practice
Questions 46–48 of 65. Imported answers require review unless explicitly marked reviewed.
Question 36
Open questionPIMCQ2 marksNeeds review
The mean time to repair (MTR) for a repairable system is 30 minutes. When maintenance time changes from 20 minutes to 40 minutes, the net increase in maintainability is closest to
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A company invests Rs.50 thousand in assets. The initial investment is Rs.30 thousand with two subsequent investments of Rs.10 thousand each at the end of 1st year and 2nd year. The useful life of the assets is 10 years with no salvage value at the end. If the interest rate is 10% and the minimum attractive rate of return (MARR) is 12%, the annual capital recovery and return (CRR) in thousands of Rs. is
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You can attempt this question now. Sign in to view the answer key, explanations and discussion.Log in to check answerQuestion 38
Open questionPIMCQ2 marksNeeds review
The man-hours required (
) to manufacture the
unit in a plant is given by
, where
at the 80% learning rate. If the manufacturing time for the first unit (
) is 80 man-hours, the total time (in man-hours) required to manufacture the first 4 units, at 80% learning rate, isYour answerChoose one option.
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