Physics, 08.08.2021 01:50 nyceastcoast
Um móvel é atirado verticalmente para cima, a partir do solo, com
velocidade inicial de 50 m/s. Despreze a resistência do ar e adote g = 10
m/s2. Determine o tempo de subida
Answers: 1
Physics, 21.06.2019 23:10
A248-g piece of copper is dropped into 390 ml of water at 22.6 °c. the final temperature of the water was measured as 39.9 °c. calculate the initial temperature of the piece of copper. assume that all heat transfer occurs between the copper and the water. remember, the density of water is 1.0 g/m
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Physics, 22.06.2019 11:50
Two resistors r1 and r2 may be connected either in series or parallel across an ideal battery with emf ε. we desire the rate of energy dissipation of the parallel combination to be 8.75 times that of the series combination. if r1 = 105 ω, what are the (a) smaller and (b) larger of the two values of r2 that result in that dissipation rate?
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A58-kg boy swings a baseball bat, which causes a 0.140-kg baseball to move toward third base with a velocity of 38.0 m/s.
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Um móvel é atirado verticalmente para cima, a partir do solo, com
velocidade inicial de 50 m/s. Des...
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