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An electric kettle rated 1500W boils away 0.3kg of a liquid at its boiling...

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Question 468
A
1.5 x \(10^6Jkg^-1\)
B
1.35 x \(10^6Jkg^-1\)
C
1.5 x \(10^5Jkg^-1\)
D
4.5 x \(10^2Jkg^-1\)
E
3 x \(10^2Jkg^-1\)
Explanation
Pt=mI; I=\(\frac{1500\times300}{0.3}=1.5\times10^6Jkg^-1\)

Correct option: A

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