time-study problems - =[80/400 x 100 = 20 Therefore...

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TIME STUDY PROBLEMS EXAMPLE 1: In an 8-hour day it was found that the basic time was only 400 minutes. Assuming that the remaining time is meant for rest pauses and personal needs etc. determine the standard time per product if the ‘normal time’ per product per cycle is 1.5 minute. Also find the number of products produced per day. SOLUTION Basic time or Normal Time per piece = 1.5 min Relaxation allowances = [(8 hrs) x 60] min [400] min = 80 min so that % Allowance
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Unformatted text preview: = [80/400] x 100 = 20% Therefore, STANDARD TIME = BT + 20% of BT = 1.5 + (20/100) x 1.5 = 1.8 min No. of Products produced per day = [480 minutes/1.8 minutes] = 266 PROBLEM: The Time study conducted in a factory provided the following data: Element no. Observed Time Rating Frequency 1 0.20 min 85 1 2 0.32 95 1 3 0.26 90 1 4 0.35 100 1 5 0.164 80 1 Assuming relaxation allowance as 10%, contingencies as 2% of the basic time, determine the Standard Time for the job....
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