A Rod of 2 $\Omega$ MIf a Potential Difference of 0

question 82

Multiple Choice

A rod of 2.0-m length and a square (2.0 mm *2.0 mm) cross section is made of a material with a resistivity of 6.0 *10 ^{- 8} $\Omega$ . m.If a potential difference of 0.50 V is placed across the ends of the rod,at what rate is heat generated in the rod?

• A)3.0 W
• B)5.3 W
• C)8.3 W
• D)1.3 W
• E)17 W

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Definitions:

Invoice

A document issued by a seller to a buyer that details a transaction and requests payment for goods or services provided.

Debit

An entry recorded on the left side of a ledger account that increases an asset or expense account, or decreases a liability, equity, or revenue account.

Credit

A financial arrangement where goods, services, or money is received in exchange for a promise to pay back later, often with interest.

"Dr"

An abbreviation for "debit record," indicating an entry on the left side of an account, representing an increase in assets or expenses.