A) 100
B) 200
C) 300
D) 400
Correct Answer: B
Solution :
\[{{t}_{n}}=\frac{\alpha }{\beta }=\left( \frac{500}{5} \right)=100{}^\circ C\] Also \[{{t}_{n}}=\frac{{{t}_{i}}+{{t}_{c}}}{2}\Rightarrow 100=\frac{{{t}_{i}}+0}{2}\]Þ \[{{t}_{i}}=200{}^\circ C\]
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