A 10 M Long Piece of Coaxial Cable Has a Wire

question 13

Multiple Choice

A 1.0 m long piece of coaxial cable has a wire with a radius of 1.1 mm and a concentric conductor with inner radius 1.3 mm. The area between the cable and the conductor is filled with a dielectric. If the voltage drop across the capacitor is 6000 V when the line charge density is
8) 8 μC/m, find the value of the dielectric constant. (k = 1/4πε₀ = 8.99 × 10⁹ N ∙ m²/C²)

• A) 4.4
• B) 4.8
• C) 5.3
• D) 5.7

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