CAPE Physics Unit 2 · 2008 (T&T) · Paper 1 · Question Q43
When a radioactive nucleus decays an amount of energy, E, is released. At the same time, a small amount of mass, m, is lost. Which of the following gives the amount of energy?
- (A)
E = \frac{1}{2} mc - (B)
E = mc - (C)
E = mc^2 - (D)
E = \frac{1}{2} mc^2
The answer is shown once you've answered.
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