Line-Balancing Problem: Balancing Assembly Lines

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What are the predetermined time standards based on in methods time measurement (MTM)?

Logarithms

Linear relationships

TMUs

Therbligs (correct)

What does the learning curve phenomenon show regarding human performance?

Improve with increasing repetitions (correct)

Vary randomly

Decrease with increasing repetitions

Remain constant over time

How is the unit time for the nth unit calculated using the learning curve formula?

$\log(1/n)$ (correct)

$n$

$\log(n)$

$1/n$

What is the relationship between time per unit and the number of units produced in the learning curve formula?

Logarithmic Signup and view all the answers

What is the equivalent of one TMU in terms of minutes?

.0006 minute Signup and view all the answers

What are the basic motions that the Gilbreths concluded all work is done by?

Therbligs Signup and view all the answers

Who coined the term 'Therbligs'?

Frank Gilbreth Signup and view all the answers

Which of the following is NOT classified as one of the three main types of principles of motion economy?

Use of automation Signup and view all the answers

According to the principles of motion economy, what should be the relation of two hands' motions?

Begin and complete at the same time Signup and view all the answers

What is the objective of the principles of motion economy?

Maximize efficiency and minimize worker fatigue Signup and view all the answers

According to the principles concerning the uses of the human body, what should be the motion of arms?

Should be made in opposite and symmetrical direction Signup and view all the answers

What is the purpose of a motion study?

To analyze body motions used in job performance Signup and view all the answers

Which step comes after drawing the precedence diagram in line balancing?

Determining the workstation cycle time Signup and view all the answers

What is the main goal when balancing an assembly line?

To minimize unassigned (idle) time across all workstations Signup and view all the answers

How are tasks assigned to workstations when balancing an assembly line?

By considering time and sequence restrictions Signup and view all the answers

What does work design involve?

Designing methods and motions for task performance Signup and view all the answers

How is the effectiveness of a balance in an assembly line measured?

By using efficiency of the line and balance delay methods Signup and view all the answers

What is the primary objective of methods analysis?

Rearrange elements into a more logical sequence Signup and view all the answers

When is methods design required?

For a new product or service where no standard exists Signup and view all the answers

How is productivity defined?

Output relative to the input used to produce it Signup and view all the answers

What is productivity growth?

The increase in productivity from one period to the next Signup and view all the answers

Which type of productivity considers multiple inputs and outputs?

Multi–Factor Productivity (MFP) Signup and view all the answers

What is the Seven Basic Tools of Quality primarily used for?

Troubleshooting quality-related issues Signup and view all the answers

What is the main difference between a Pareto Chart and a Scatter Diagram?

Pareto Chart displays cumulative percentage, while Scatter Diagram displays values for two variables. Signup and view all the answers

Which tool is referred to as a 'flow diagram'?

Flowchart Signup and view all the answers

What is the main characteristic of Synchronous Servicing?

It utilizes workers and machines simultaneously at regular intervals. Signup and view all the answers

Which type of servicing involves estimating idle time using probability theory?

Random Servicing Signup and view all the answers

What is the objective of Assembly-Line Balancing?

To minimize the imbalance between machines or personnel. Signup and view all the answers

Which tool uses Cartesian coordinates to display values for typically two variables?

Scatter Diagram Signup and view all the answers