Physics, 18.12.2019 02:31 natalia9573
How long does it take a 750-w coffeepot to bring to a boil 0.85l of water initially at 15? c?
assume that the part of the pot which is heated with the water is made of 360 g of aluminum, and that no water boils away. ignore the heat loss to the surrounding environment.
the value of specific heat for water is 4186 j/kg? c? and for aluminum is 900 j/kg? c? .
Answers: 1
Physics, 22.06.2019 19:30
The ability to make things happen is also called a. heat b. force c. matter d. energy
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Physics, 22.06.2019 20:00
Choose a realistic problem for which these are the correct freebody diagrams. be sure that the answer that the problem requests is consistent with the diagrams shown. choose a realistic problem for which these are the correct freebody diagrams. be sure that the answer that the problem requests is consistent with the diagrams shown. a 1.0 kg block is placed on top of a 2.0 kg block. a horizontal rope pulls the 2.0 kg block across a frictionless floor with a force of 21.0 n. the coefficient between the two blocks is 0.75. does the 1.0 kg block on top slide?
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Physics, 22.06.2019 21:30
In the illustration, which two simple machines are being used to enable the student to reach the door? a. inclined plane and pulley b lever and wheel-and-axle c pulley and lever d wheel-and axle and inclined plane
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Physics, 22.06.2019 22:30
You add 800 ml of water at 20c to 800 ml of water at 80c what is the most likely final temperature of the mixture ? a. 100c b. 60c c. 25 c d.50c
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How long does it take a 750-w coffeepot to bring to a boil 0.85l of water initially at 15? c?
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