A. control temperature
B. control readioactive pollution
C. control absorption of neutron
D. control fuel consumption
E. none of the above
A. light or heavy water
B. molten lead
C. carbon dioxide
D. freon
E. carbon tetrachloride
A. Ulii
B. U
C. U238
D. Pu:
E. Pu
A. as basic raw material
B. by neutron irradiation of IT*
C. by neutron irradiation of thorium
D. artificially
E. in high capacity furnaces
A. operate at extremely high power densities.
B. are liquid-metal cooled
C. produce more fuel than they consume
D. are unmoderated
E. use water as coolant
A. electron-volt
B. electron-ampere
C. curie
D. MeV
E. AMU
A. as basic raw material
B. by neutron irradiation of Uz
C. by neutron irradiation of thorium
D. artificially
E. in high capacity furnaces
A. as basic raw material
B. by neutron irradiation of Uz
C. by neutron irradiation of throium
D. artificially
E. in high capacity furnace
A. 99.282% U238, 0.712% U235, 0.006% U234
B. 99.282% U235, 0.712% U238, 0.06%’ U234
C. 99.282% U234, 0.712% U238, 0.006% U235
D. 99.282% U235, 0.712% U234, 0.006% U238
E. none of the above
A. 1-99%
B. 1-25%
C. 1-50%
D. 1-75%
E. 1-90%.