2.0 x 102Jkg-1k-1
2.0 x 102Jkg-1
4.0 x 104Jkg-1k-1
4.0 x 104kg-1
8.4 x 103Jkg-1k-1
Correct answer is C
Heat energy = Electrical energy mcθ = power x time 5 x 1 x 10-2 x C = 100 x 20 C = 4.0 x 104Jkg-1k-1
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