A) 2.6°C
B) 1.2°C
C) 0.32°C
D) 0.12°C
Correct Answer: D
Solution :
\[W=JQ\] Þ \[(2m)gh=J\times {m}'c\Delta \theta \] Þ \[2\times 5\times 10\times 10=4.2(2\times 1000\times \Delta \theta )\] Þ \[\Delta \theta =0.1190{}^\circ C=0.12{}^\circ C\]You need to login to perform this action.
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