An Aluminum Wire 2

Multiple Choice

An aluminum wire 2.0 m long and 2.0 mm in diameter supports a 10.0-kg fixture. What is the stress in the wire? Young's modulus for aluminum is 7.0 × 10¹⁰ N/m².

A) 3.1 × 10⁷ N/m²
B) 6.2 × 10⁷ N/m²
C) 9.3 × 10⁷ N/m²
D) 1.2 × 10⁸ N/m²