Energy Smart

rachhar123 asked:


Two masses (5kg, 3kg) on Atwood’s Machine.Vo=0.
At t=0, 5kg is 4m above ground, 3kg is on ground. What is final speed of the 3kg mass as the 5kg mass hits the ground? Use conservation fo energy to determine.

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xolailaxo asked:


The law of conservation of energy states that when one form of energy is converted to another, some energy is destroyed.
True
False

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yummyumm asked:


…….how does it differ from the law of conservation of matter and the law of conservation of energy?

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why not? asked:


In other word,what are some of the ways we can curtail the demand side of energy usage

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zahid_khan_bryant asked:


law of conservation of energy says that energy cann’t be created nor destroyed however it can be changed from one form into another
while quantum theory says that something can be made from nothing
is quantum theory contradicting the law of conservation of energy?

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^.^ asked:


How energy conservation contribute towards green buildings?

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mikesurf0519 asked:


I am writing an essay and I have to identify and describe a global process that exemplifies the law of conservation of energy. I really have no ideas. Can anyone help me out?

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Simona S asked:


Because of the law of conservation of energy the possibility of a perpetual motion is excluded, but the Universe itself is in a perpetual motion, so on what basis should we consider the conservation of energy as a law?

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monika asked:


please answer this bcoz i hav to write about this in 1000 words,but iam getting only a few points.

please answer this,surely i will not forget to rate your answer if it helped me atleast a bit

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Nick f asked:


Using the Law Of Conservation Of Energy,explain why you become tired from pushing your bicycle along the road.

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