The Capacitance Per Unit Length of a Very Long Coaxial

question 19

Multiple Choice

The capacitance per unit length of a very long coaxial cable, made of two concentric cylinders, is 50 pF/m. What is the radius of the outer cylinder if the radius of the inner one is 1.0 mm? (k = 1/4πε₀ = 8.99 × 10⁹ N ∙ m²/C²)

• A) 3.0 mm
• B) 2.0 mm
• C) 4.0 mm
• D) 1.0 mm
• E) 0.50 mm

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Definitions:

Consolidation Process

The procedure of combining the financial statements of two or more entities into one, usually for a parent company and its subsidiaries.

Outstanding Bonds

Bonds issued by a company or government that are currently held by investors and have not yet matured or been redeemed.

Remaining Life

The estimated time period during which an asset is expected to be economically usable, with its cost being depreciated over this duration.

Consolidation Process

The consolidation process involves combining the financial statements of a parent company with those of its subsidiaries to produce a single set of financial statements that represent the financial condition and operations of the entire group as a single entity.