At Liquid ⁴He Temperatures (< 4

Multiple Choice

At liquid ⁴He temperatures (< 4.2 K) ,the molar heat capacity heat of most insulators goes as C = AT³,where A is a constant and T is in kelvins.The ratio of the heat required to raise the temperature from 2 K to 3K and from 1 K to 2K is

A) 3/2
B) 19/7
C) 65/15
D) 1/2
E) 1/1