Industrial Engineering and Production Management
Work study is concerned with

Improving production capability
Motivation of workers
Improving production planning and control
Improving present method and finding standard time

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

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

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Industrial Engineering and Production Management
The critical path of a network represents

Minimum cost required for completion of project
The maximum time required for completion of project
The minimum time required for completion of project
Maximum cost required for completion of project

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