An aluminum bar (linear expansion coefficient 2.3×10–5 K–1) has a length of 1.0000 m at 20.0° C. It will have a length of 1.0001 m at:
A. 4° C.
B. 16° C.
C. 20.4° C.
D. 24° C.
Answer:D
An aluminum bar (linear expansion coefficient 2.3×10–5 K–1) has a length of 1.0000 m at 20.0° C. It will have a length of 1.0001 m at:
A. 4° C. B. 16° C. C. 20.4° C. D. 24° C.