A Common Trick to Open the Lid of a Jar $\circ$

Multiple Choice

A common trick to open the lid of a jar that is stuck is to put the lid under hot running water. Suppose the diameter of the lid of a jar of strawberry jam is 6 cm, by how much does the circumference change if the temperature is increased by 30 ^$\circ$ C? Assume the lid is made of steel.

A) 2.0 $\times$ 10 ^-3 cm
B) 3.1 $\times$ 10 ^-3 cm
C) 4.1 $\times$ 10 ^-3 cm
D) 6.2 $\times$ 10 ^-3 cm
E) 5.2 $\times$ 10 ^-3 cm