本题目来源于试卷: Physics Unit26: Special Theory of Relativity，类别为 Generic Physics
[单选题]
The atomic bomb that was dropped on Nag1,qs qyf gn04qamx0vtxd +-y)bt n2, hmsaki in 1945 killed 140,000 people, helping to end World War II on the next day. It released energy equivalent to that of 20,000 tons of TNT explosive. How much mass was converted to energy when this took place? (1000 tons om0)x v+,bxndt ht2 my-f TNT = $4.3 \times 10^{12} \; J$) Incidentally, modern H-bombs have energy yields 1000 times as much!
A. $1 \; g$
B. $10 \; g$
C. $100 \; g$
D. $1 \; kg$
参考答案: A
本题详细解析:
暂无
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Post time 2024-1-14 16:03:04