Question

Thermal energy of 12 000 J is supplied to a 2.0 kg mass of copper. The specific heat capacity of copper is 400 J / (kg °C).What is the rise in temperature?

Answer 1

Answer:

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Answer 2

soln

Here,

specific heat capaity of copper (S)=400J/kg°C

mass of copper (m)= 2.0kg

amount of heat energy (Q)= 1200J

the temperature in rise (dt)=?

Now,

dt =Q/m×s

= 1200/400×2.0

= 1200/800

= 3/2°C or 1.5 °C ans