100g of water is heated from 30°C to 50°C ignoring the slight expansion of the water, the change in its internal energy is (specific heat of water is 4184 J/kg/K) - VgyanHub

Question:

100g of water is heated from 30°C to 50°C ignoring the slight expansion of the water, the change in its internal energy is (specific heat of water is 4184 J/kg/K)

Options :

(a) 4.2 KJ
(b) 8.4 KJ
(c) 84 KJ
(d) 2.1 KJ

Answer :

(b) 8.4 KJ

Answer Steps :

step 1

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