Line balancing , Standards and quality , General studies , UPSC ESE

Aim

• The aim of line balancing is  grouping the facility or task in an efficient manner to obtain an optimum balance of capacity of production system. 
• Task are grouped so that their total time is preferably equal to little less than time available at each workstation. 
  
  

Task time 

• It is a standard time to perform an elemental task. 

Workstation 

• It is a specific location on assembly line where a given amount of work is performed. 

Station time 

• It is equal to sum of processing time of operation on a particular workstation. 

Total work content 

• It is equal to the sum of processing time of each elemental task. 
  

Cycle time 

• It is the amount of time available time to any operator on assembly line .
  

Balance delay 

• It is used to measure the efficiency of line .
  

Line efficiency

Idle time

Smoothness index 

Question :in a company assembly line, assembly gears boxes ,five workers are assigned task who takes 10, 8,6,9 and 10 minutes respectively. The balance delay of assembly line is?