A) \[\frac{Pm}{t}\]
B) \[\frac{Pt}{m}\]
C) \[\frac{m}{Pt}\]
D) \[\frac{t}{Pm}\]
Correct Answer: B
Solution :
Heat lost in t sec = mL or heat lost per sec = \[\frac{mL}{t}\]. This must be the heat supplied for keeping the substance in molten state per sec. \ \[\frac{mL}{t}=P\] or \[L=\frac{Pt}{m}\]You need to login to perform this action.
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