本题目来源于试卷: Physics Unit31: Nuclear Energy and Radiation，类别为 通用国际物理
[单选题]
One sometimes hears referk6 )zm02 nkggfpecby;ez1s ;3 ence to a "20-kiloton" bomb. What 0c ri/pe:d ,cxdoes this mean?
A. It means 20,000 tons of nuclear explosive is used in the bomb.
B. It means that the number of "fissile" nuclei is equal to the number of trinitrotoluene molecules in 20,000 tons of TNT explosive.
C. It means that the total weight of the bomb (not just the uranium) is 20,000 tons.
D. It means that the energy released by the bomb is equal to the energy released when 20,000 tons of TNT is exploded.
E. This refers to the maximum pressure generated by the bomb when it explodes.
参考答案: D
本题详细解析:
暂无
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