What is the final temperature of iron and water mixture

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Q. A 350 kg piano slides 3.90 m down a 23 degree incline slope, and is kept from accelerating by a man who is pushing back on it parallel to incline. What is the force completed by the man?

Q. A 500g block of iron at 100 degree celcius is placed in 500g of water at 20degree celcius. What is the final temperature of iron and water mixture?

Reference no: EM1384669

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