A neutron is characterized by the term "thermal neutron" when

a. its energy is of the order kT, where T is on the order of 0°C.
b. its energy is of the order kT, where T is on the order of 0 K.
c. its energy is of the order kT, where T is on the order of 273°C.
d. its energy is of the order kT, where T is on the order of 100°C.
e. its energy is of the order kT, where T is on the order of 0°R.


a

Physics & Space Science

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