The Maker of an Automobile Advertises That It Takes $12 \text { seconds to accelerate from } 30$

question 14

Multiple Choice

The maker of an automobile advertises that it takes $12 \text { seconds to accelerate from } 30$ kilometers per hour to $85$ kilometers per hour. Assuming constant acceleration, compute the acceleration in meters per second per second. Round your answer to three decimal places.

• A) \(1.528 \mathrm {~m} / \mathrm { sec } ^ { 2 }\)
• B) \(2.662 \mathrm {~m} / \mathrm { sec } ^ { 2 }\)
• C) \(2.865 \mathrm {~m} / \mathrm { sec } ^ { 2 }\)
• D) \(3.194 \mathrm {~m} / \mathrm { sec } ^ { 2 }\)
• E) \(1.273 \mathrm {~m} / \mathrm { sec } ^ { 2 }\)

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Definitions:

Flow Time

The total amount of time a product spends moving through a production process, from start to finish.

Process Time

Process time refers to the duration required to complete a specific task or operation from start to finish in a production or manufacturing process.

Johnson's Rule

A scheduling technique used to minimize the total time required to complete a group of jobs on two machines or in two stages.

Optimal Sequence

The most efficient order or arrangement of steps or actions to achieve a specific goal.