A) \[\text{1}\text{.17}{{\,}^{\text{o}}}\text{C}\]
B) \[\text{2}\text{.17}{{\,}^{\text{o}}}\text{C}\]
C) \[\text{0}\text{.117}{{\,}^{\text{o}}}\text{C}\]
D) \[\text{1}\text{.43}{{\,}^{\text{o}}}\text{C}\]
Correct Answer: C
Solution :
\[\frac{mgh}{J}=ms\Delta t\]\[\Rightarrow \] \[\Delta t=\frac{gh}{Js}=\frac{9.8\times 50}{4.2\times {{10}^{3}}\times 1}=0.117{{\,}^{o}}C\]You need to login to perform this action.
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