A Digital Wireless Telephone Communicates to a Base Via Microwaves

question 47

Multiple Choice

A digital wireless telephone communicates to a base via microwaves with a frequency of 1930 MHz.What are the momentum and energy for the microwave photons emitted by the telephone?

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Definitions:

FIFO

First-In, First-Out, an inventory valuation method where goods purchased first are sold first, affecting the cost of goods sold and ending inventory value.

Average Cost Method

An inventory valuation method that calculates the cost of goods sold based on the average cost of all items in stock.

Physical Flow

The actual movement or transfer of goods and materials through a production process or supply chain, distinct from the associated flow of costs or information.

Inflation

A general increase in prices and fall in the purchasing value of money, affecting the economy over time.