Question

420 joule of energy supplied to 10 gm of water will raise its temperature by nearly

• A. 1⁰C
• B. 4.2⁰C
• C. 10⁰C
• D. 42⁰C

Answer 1

Answer: (C)

10⁰C

Answer 2

DT = $\frac{Q}{m.s}$= $\frac{420/4.2}{10}$= 10⁰C