laquitad8003 laquitad8003 23-01-2024 Physics contestada The length of copper rod at 50°C is 80 m and 100 m at 200°C. Find the linear expansivity. A - 1.11 × 10⁻⁵ °C⁻¹ B - 1.44 × 10⁻⁵ °C⁻¹ C - 1.86 × 10⁻⁵ °C⁻¹ D - 2.25 × 10⁻⁵ °C⁻¹
