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The times need to finish each of eight jobs in a two-machine flow shops are given in the table which follows. Each job should follow same sequence, beginning with machine A and moving to Machine B.

1) Find out a sequence which will minimize span time.

2) Create a chart of resulting sequence, and determine machine B’s idle time.

3) For the sequence determine in part a, how much would machine B’s idle time be decreased by slitting last two jobs in half?


JOB   Machine A    Machine B
A            16                 5
B             3                 13
C             9                  6
D             8                  7
E             2                 14
F           12                  4
G          18                 14
H          20                  11

Operation Management, Management Studies

  • Category:- Operation Management
  • Reference No.:- M910173

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