Question

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Consider a production sequence: grinding milling drilling taking 15 mins, 12 mins and 15 mins respectively for every unit of the product. Daily demand of this product is 40 units. Assume that the factory works 8 hours per day.

a. What is the maximum possible production rate per day?

b. Select which are bottleneck stations? -Grinding

-Milling

-Drilling

c. Select which are non-bottleneck stations?*

-grinding

-milling

-drilling

d. Select which are the stations having queue (waiting inventory)? -Grinding

-Milling

-Drilling

e. Select from the below - what should be done to meet the demand?

f. If you are able to save 2 minutes in grinding workstation, production rate? Then select correct one

- increases

- decreases

- remains same

g. If you are able to save 2 minutes in drilling workstation, production rate? Then select correct one

- increases

- decreases

- remains same

h. If you are able to save 2 minutes in milling workstation, production rate? Then select correct one

- increases

- decreases

- remains same

i. If you are able to save 1 minutes in both grinding and drilling workstations, production rate? Then select correct one

- increases

- decreases

- remains same

j. If the sequence is milling, grinding and drilling, will there be any change in production rate? Then select correct one

- increases

- decreases

- remains same

k. What is the production lead time when the process batch size and transfer batch size is 1500? What is the production lead time when the process batch size is made variable in non-bottleneck split into 500, 500, 500 and transfer batch size is 100?