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Home  >>  JEEMAIN and AIPMT  >>  Physics  >>  Class11  >>  Units and Measurement
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The initial and final temperature of a liquid in a container are observe to be $76.3 \pm0.5 ^{\circ} c$ and $27.7 \pm 0.2 ^{\circ} c$. Find the fall in temperature.

\[(a)\;48.6 \pm 0.3 ^{\circ}c\]\[(b)\;46.8 \pm 0.7 ^{\circ}c \]\[(c)\;48.6 \pm 0.7 ^{\circ}c\] \[(d)\;46.8 \pm 0.3 ^{\circ}c\]

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Fall in temperature $= (76.3 \pm 0.5^{\circ}c)-(27.7 \pm 0.2^{\circ}c)$
$=48.6 \pm 0.7 ^{\circ}c$
Hence c is the correct answer.


answered Jun 17, 2013 by meena.p
edited Jan 9, 2014 by meena.p

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