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Physics, 21.06.2019 16:30
Aball bearing at 220.0 °c is dropped into a cup containing 250.0 g of water at 20.0 °c. the water and ball bearing come to a temperature of 30.0 °c. what is the heat capacity of the ball bearing in j/°c? (hint: how are the algebraic signs of q related for the ball bearing and the water? )
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Physics, 21.06.2019 22:40
Um vetor representa um deslocamento cujo módulo é 20 m. se v faz um ângulo de 60 graus com a horizontal, qual é o valor das componentes horizontal e vertical deste vetor?
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Physics, 22.06.2019 08:30
What object a collides with object b and bounces back its final momentum is?
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Physics, 22.06.2019 10:00
Which atomic model was proposed as a result of j. j. thomson’s work?
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The angle at which light hits a surface (angle of incidence) and the angle at which it is reflected...
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