The Microwave in the Kitchen Has a Label That Indicates

question 28

Multiple Choice

The microwave in the kitchen has a label that indicates it produces its microwaves at a frequency of 2450 MHz. What is the energy associated with one of these microwave photons? (h = 6.63 *10^-34 J.s)

• A) eV
• B) 2.45 eV
• C) eV
• D) 1.62 eV

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Definitions:

Interest Rate

The percentage at which interest is charged or paid on borrowed or saved money, often influencing economic activity.

Time Preference

An individual's preference for receiving goods or services sooner rather than later, reflecting the value of future goods as compared to present goods.

Money Rate

Typically refers to the interest rate, which is the cost of borrowing money, or the return on investing money, expressed as a percentage.

Real Rate

The interest rate adjusted for inflation, reflecting the real cost of funds to the borrower and the real yield to the lender.