Question

A steel rod has a length of 0.2 cm at 30 degrees C, what will be its length at 60 degrees C?

Answer 1

Answer:

2.00072 mm

Explanation:

So, we just have to calculate 2 mm x (1 + 0.36 x 10⁻³) = 2 mm + 0.00072 mm = 2.00072 mm