Question

A metal cube of length 10.0 mm at 0°C (273K) is heated to 200°C (473K). Given : its coefficient of linear expansion is 2 × 10⁻⁵ K⁻¹. The percent change of its volume is(a) 0.1(b) 0.2(c) 0.4(d) 1.2

Answer 1

ur answer is

option no b

Answer 2

The right answer is option b.