- #1
Karol
- 1,380
- 22
Homework Statement
A steel ruler is correct at 180c. when the temperature was 350c a distance of 28.85 m was measured between 2 points. what is the correct distance
Homework Equations
$$L=L_0(1-\alpha \Delta t)$$
The Attempt at a Solution
$$1+12E-6 \cdot 17^0=1.000204$$
How many big units enter in the original, correct, x, length:
$$\frac{x}{1.000204}=28.856$$
Is it correct?