A Dam consisting 900 kg of water which is falling from the height of 4.2 m then what is the value of potential energy, assuming g=10m/s2
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g=10m/ss2 is the answer
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The entire potential energy of the waterfall will be converted into heat energy.
mgH=mCδT
10×210=4200×δT
Thus, the rise in temperature will be close to 0.5
o C.
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