Industrial Engineering and Production Management
In product layout

Manufacturing cost rises with a fall in the volume of production
All of these
Machines can not be used to their maximum capacity
Specialized and strict supervision is required

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Industrial Engineering and Production Management
When slack of an activity is positive

Any one of the above
The activity is critical and any delay in its performance will delay the completion of whole project
It represents a situation where extra resources are available and the completion of project is not delayed
It represents that a programme falls behind schedule and additional resources are required to complete the project in time

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Industrial Engineering and Production Management
Activity slack or float of any event on a PERT/CPM chart is represented by

Latest start time of succeeding event earliest finish time of preceding event activity time
Anyone of the above
Latest start time of the event earliest start time of the event
Latest finish time of event earliest finish time of the event

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