Solve the Problem $0.4$ -In Diameter Has a Resistance Of a Wire

question 239

Multiple Choice

Solve the problem.
-The resistance of a wire varies directly as its length and inversely as the square of its diameter. A 50 -ft wire with a $0.4$ -in. diameter has a resistance of $0.0125 \Omega$ . Find the resistance of a 20 -ft wire with a diameter of $0.1$ -in. Round to 4 decimal places if necessary.

• A) \(0.0800 \Omega\)
• B) \(0.0100 \Omega\)
• C) \(0.3162 \Omega\)
• D) \(0.0025 \Omega\)

Grasp the purpose and usage of null values in a database.

Manage database objects like tables and queries including copying and setting their properties.

Comprehend the role and configuration of relational database elements, including establishing relationships between tables.

Identify options for optimizing and managing data through table and query operations in a database.

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