Copper-74 (Cu-74) is an unstable fission product. What is the stable isotope in its fission product decay chain?

(Enter the element and symbol isotope number. Example: C-14)

What are the activation products when Ca-41 is exposed to a thermal neutron beam?

(Enter the element and symbol isotope number. Example: C-14)

1.

2.

3.

What is the multiplication factor (to two decimal places) of an infinite reactor fuelled only by U-233, where all the neutrons are thermal?

ν_U-233 = 2.49

For the listed critical safety functions, put them in

order of when they were initially lost in the Fukushima Daichii Nuclear Power

Plant Disaster for Unit 3.

1:

2:

3:

Which one of the following parameters is most significant in determining the control rod worth?

What would be the new multiplication factor (k) if the reactivity (ρ) of a critical reactor increased by 40 pcm?

Match the following neutron interactions with the correct definition

Fission:

Radiative capture:

Scattering:

Particle emission:

What does the ALARP principle stand for?

For a moderator with a small atomic mass, A, what can be said about the number of collisions required to thermalise a fast neutron?