If a Current of 2

question 16

Multiple Choice

If a current of 2.4 A is flowing in a cylindrical wire of diameter 2.0 mm,what is the average current density in this wire?

• A) 7.6 × 10⁵ A/m²
• B) 5.2 × 10^-6 A/m²
• C) 1.9 × 10⁵ A/m²
• D) 3.6 × 10⁵ A/m²
• E) 21 × 10^-6 A/m²

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Definitions:

Essential Business Letter Elements

The crucial components of a business letter, including the date, recipient's address, salutation, body, closing, and signature.

Date Line

a geographical boundary from which calendar dates change, primarily running along the 180-degree longitude.

Inside Address

In a letter, the recipient’s address printed within the letter itself, usually placed below the sender’s address.

Insert Control

A functionality or command in software that allows users to embed interactive elements or controls into documents or applications.