An Assembly Line with 28 Activities Is to Be Balanced

question 68

Multiple Choice

An assembly line with 28 activities is to be balanced. The total amount of time required for all 28 activities is 88 minutes. The longest activity is 2.2 minutes and the shortest is 0.8 minutes. The line will operate for 450 minutes per day. Using a cycle time of 60 seconds, determine an assembly-line balance by selecting the longest-processing-time task available. Compute the total idle time and assembly-line efficiency.
-Using the longest-task-time rule, the efficiency of the assembly-line balance is _____.

• A) less than 65%
• B) more than 65% but less than 75%
• C) more than 75% but less than 85%
• D) more than 85% but less than 95%

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Definitions:

Awkwardly Grasps

The action of clumsily or inefficiently seizing, holding, or handling something, often due to lack of coordination or skill.

Orchestra Conductor

An individual responsible for directing the performance of an orchestra or ensemble, interpreting the music, and leading rehearsals.

Frontal Lobes

The regions of the brain located at the front of each cerebral hemisphere, involved in movement, decision making, problem solving, and emotions.

Temporal Lobes

The temporal lobes are regions of the brain located beneath the temples, responsible for processing auditory information and involved in memory and emotion.