Physics, 15.02.2021 05:40 CoreyHammond584
ball is thrown from the ground and reaches a maximum height of 20 m from the ground. The ball falls on the ground at the same level a 25 m away from the point of throw after some time. How much work is done by gravity on the ball? Give reasons in support of your answer.
Answers: 3
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On a mild saturday morning while people are working inside, the furnace keeps the temperature inside the building at 23degreesc. at noon the furnace is turned off, and the people go home. the temperature outside is a constant 16degreesc for the rest of the afternoon. if the time constant for the building is 3 hr, when will the temperature inside the building reach 18degreesc? if some windows are left open and the time constant drops to 2 hr, when will the temperature inside reach 18degreesc?
Answers: 3
ball is thrown from the ground and reaches a maximum height of 20 m from the ground. The ball falls...
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