Quiz on Tact Time in Lean Manufacturing

What is the formula to calculate tact time?

• Available time + Customer demand

• Customer demand - Available time

• Customer demand / Available time

• Available time x Customer demand

What does tact time equal to 120 seconds mean?

• Team meetings occur every 120 seconds

• Maintenance is done every 120 seconds

• Production stops for 120 seconds

• A customer shows up every 120 seconds

How is the production line tact time calculated?

• Total number of parts / Available time

• Total number of parts - Available time

• Available time x Total number of parts

• Available time / Total number of parts

What is the purpose of using seconds as the unit of measurement for tact time?

• To slow down production

• To complicate the process

• To make calculations easier

• To confuse the team members

What is the relationship between customer tact time and production line tact time?

• They are always equal

• They are completely unrelated

• They are similar but not the same

• They are calculated using different formulas

What should the plant manager do if the customer demand changes?

• Increase the reject percentage

• Adjust the available time accordingly

• Keep the available time constant

• Ignore the changes

Why is tact time considered one of the most important numbers in lean manufacturing?

• It calculates the lunch break duration

• It ensures smooth flow through all production stages

• It helps in scheduling team meetings

• It determines the color of the products

What is the similarity between tact time and a metronome?

• Both are used for cooking

• Both are related to music

• Both are used in sports

• Both are related to production flow

What is the customer demand in the formula for calculating tact time?

• The number of lunch breaks

• The average of sales by adding test parts

• The spare parts percentage

• The number of team meetings

How can the plant manager increase the available time?

• Cancel team meetings

• Reduce the reject percentage

• Use overtime

• Decrease the production time