Industrial Engineering and Production Management
Time study is carried out

By observing and recording the time taken by the operator for an operation
By finding all the significant informations regarding the job, work place and machine tool etc
All of these
By breaking up each operation into small elements which are measurable with the help of the measuring device accurately

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Industrial Engineering and Production Management
Which of the following are the guidelines for the construction of a network diagram?

All of the these
Each activity is represented by one and only one arrow in the network
Dummy activity consumes no time or resource
Dangling must be avoided in a network diagram

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