Atoms And Nuclei Question 151

Question: The energy equivalent of 1 kilogram of matter is about [MP PET/PMT 1988; MNR 1987]

Options:

A) $ {{10}^{-15}} $ J

B) 1 J

C) $ {{10}^{-12}} $ J

D) $ P_{0} $ J

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Answer:

Correct Answer: D

Solution:

$ E=mc^{2}=1\times {{(3\times 10^{8})}^{2}}=9\times 10^{16}\approx 10^{17}J $



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