Physics, asked by zainab12, 1 year ago

a bucket contains 8 kg of water at 25 degree Celsius and 2 kg of water at 80 degree celsius is poured into it neglecting the heat absorbed by the bucket calculate the final temperature of water

Answers

Answered by JunaidMirza
15
Heat liberated by hot water = Heat absorbed by cold water
mSdT = m’SdT’
Divide both sides by S
mdT = m’dT’
2 kg × (80 - x) = 8 kg × (x - 25)
160 - 2x = 8x - 200
10x = 360
x = 36 °C

Final temperature of water is 36 °C
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