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ORE test 2

FACULTY OF MANAGEMENT DEPARTMENT OF QUALITY AND OPERATIONS PROGRAMME : MANAGEMENT SERVICES CODE : ORE1BY1 DATE : 07 June 2022 DURATION : 1 HOUR 30 MIN TIME : 12:00 TOTAL M... ARKS : 60 ASSESSMENT : TERM 2 TEST MEMO EXAMINER(S) : MR T MOKOENA Question 1 [23] Convert times as specified in each question from 1.1 to 1.7. 1.1 2 days to seconds = 57 600 sec (1) 1.2 3 days to minutes = 1 440 min (1) 1.3 2 weeks to seconds= 288 000 sec (1) 1.4 1 week to cm= 240 000 cm (1) 1.5 1 310 582 cm to minutes (2 decimals) = 13 105.82 min (1) 1.6 3 254 871 cm to hours (2 decimals) = 542.5hrs (1) 1.7 Machine cutting 3 meter by 3.5 meter glass (cutting 10 glasses); this takes 250 centi-minutes, which is equals………………hours? (3 dec) = Answer: 0.417 (1) 1.8 Identify three (3) types of mechanical stop watches used for stop watch time studies. (3) a) Flyback b) Non-flyback c) Split-hand 1.9 Mechanical stop watches have been designed to use either one from three graduated measurement scales. Describe three (3) of these scales. a) Recording one minute per revolution by interval of one-fifth of a second, with a small hand recording 30 minutes; (6) b) Recording one minute per revolution calibrated in 1/100ths of a minute, with a small hand recording 30 minutes (the decimal-minute watch); c) Recording 1/100th of an hour per revolution calibrated in 1/ 10 000ths of an hour; a small hand records up to one hour of 100 divisions (the decimal-hour watch); 1.10 The verification of methods and movements is generally an important part of the time study process; identify three (3) logical requirements for examining methods and movements? (3) • Examining the detailed breakdown to ensure that the most effective method and motions are being used. • It is important to check the method being used by the operative. • A proper method study should be made before a time study is undertaken. 1.11 Identify and select incorrect answer(s) from below. The work study person should obtain and familiarize themselves with the following information about job, the operator and the surrounding conditions: (2) Downloaded by Morris Muthii (muthiimorris68@gmail.com) a) Equipment & tools b) Date of the study c) Conditions likely to affect performance d) Output e) Quality requirements Answer: b) Date of the study e) Quality requirements 1.12 Complete the sentence by filling in the blanks from a) and b). The work study person should familiarize themselves with the following information to identify the operator: a) Operator’s name b) Clock number [Show More]

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