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ICSE Class 10 Answered

Water falls from a height of 50m. Calculate the rise in the temperature of water when it strikes the bottom.

G=10ms-2

C=4200J/Kg°C

Asked by piyush211975 | 15 Feb, 2019, 03:48: PM
Expert Answer

let mass=m kg

g=10, h=50, c=4200

rise in temp=t

potential energy at ht 50m= gain in heat enegy on reaching the ground

mgh=mct

gh=ct

10*50=4200t

t=500/4200                     ANS

Answered by Science Mate | 15 Feb, 2019, 05:19: PM

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