Under Which of These Conditions Would You Observe NO Change

question 36

Multiple Choice

Under which of these conditions would you observe NO change in perceived frequency of sound?

• A)if the source is moving with a speed v and the observer moves away in the opposite direction with the same speed v
• B)if the source is moving with a speed v and the observer is chasing it in the same direction with the same speed v
• C)if the source is moving with a speed v and the observer moves away in the opposite direction with twice the speed v
• D)if the source is moving with a speed v and the observer is chasing it in the same direction with twice the speed v

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Definitions:

Materials Per Unit

The quantity of materials required to manufacture a single unit of product, often used in costing and budgeting.

Total Pounds Needed

A quantity measurement usually used in manufacturing or production to indicate the total weight of material required.

Ending Direct Materials

The value of materials available for use at the end of an accounting period after accounting for all usage and purchases.

Direct Materials Purchases

The acquisition of raw materials used directly in the manufacturing of products, considered part of the inventory costs.