If a brass rod is 1m long at 0 °C and α is 1.9×10-5 K-1, then its length at 30 °C is

If a brass rod is 1m long at 0 °C and α is 1.9×10-5 K-1, then its

1.	If a brass rod is 1m long at 0 °C and α is 1.9×10-5 K-1, then its length at 30 °C is
A.	1.057 m
B.	1.00057 m
C.	1.57 m
D.	1.0057 m
Answer» C. 1.57 m