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  • The energy equivalent of 0.5g of substance is: Option: 1 Option: 2 <img alt="4.5\times 10^{13}

The energy equivalent of 0.5g of substance is:
Option: 1 4.5\times 10^{16}J
Option: 2 4.5\times 10^{13}J
Option: 3 1.5\times 10^{13}J
Option: 4 0.5\times 10^{13}J

Answers (2)

best_answer

\begin{aligned} E=m c^{2} &=\frac{0.5}{1000} \times\left(3 \times 10^{8}\right)^{2} \\ &=4.5 \times 10^{13} J \end{aligned}

Posted by

Deependra Verma

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Option 2

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Guru G

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