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Check the correctness of equation, E = mc^2 by dimensional analysis, where the symbols have their usual significance.

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Check the correctness of equation, E = mc2 by dimensional analysis, where the symbols have their usual significance. 

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Writing the dimensional formula of each of them, we get M1L2T-2 = M1L2T-2

All the terms have the same dimensional formula & hence the equation is dimensionally correct.

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