A) 0.5 K
B) 0.4 K
C) 0.2 K
D) 0.3 K
Correct Answer: B
Solution :
\[\Delta \Tau =\frac{1000\times {{K}_{f}}\times w}{m\times W}\] \[=\frac{1000\times 5.12\times 1}{250\times 51.2}=0.4\,K\]You need to login to perform this action.
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