The Cosmic Background Radiation Permeating the Universe Has the Spectrum

question 97

Short Answer

The cosmic background radiation permeating the universe has the spectrum of a 2.7-K blackbody radiator. What is the peak wavelength of this radiation? The constant in Wien's law is 0.0029 m ∙ K.

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Definitions:

Cash Paid

The total amount of cash disbursed by a company for various purposes, such as operating expenses, acquisitions, or investments.

Prepaid Expenses

Expenses paid for in advance and recorded as assets before they are used or consumed.

Accrued Expenses

Costs that a company has incurred but hasn't paid for yet, which show up as liabilities on the balance sheet.

Unadjusted Trial Balance

A list showing the balances of all ledger accounts before any adjustments are made, used as the first step in preparing financial statements.