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# The initial and final temperatures of water as recorded by an observer are $(40.6 \pm 0.2)^{\circ}C$ and $(78.3 \pm 0.3)^{\circ}C$. The rise in temperature with proper error limits is

Can you answer this question?

$(37.7 \pm 0.5)^{\circ}C$
Hence (A) is the correct answer.
answered Jun 4, 2014