You throw a ball upward with an initial speed of 4.3 m/s. when it returns to your hand 0.88 s later, it has the same speed in the downward direction (assuming air resistance can be ignored). what was the average acceleration vector of the ball? express your answer using two significant figures.
Answers: 1
Physics, 21.06.2019 19:30
Molten iron fills a mould, which has a volume of 200 cm cubed. calculate the volume when the iron cools and solidifies. molten iron has a density of 7.0g/cm cubed. in its solid state, iron has a density of 8.0g/cm cubed.
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A2.00-m long piano wire with a mass per unit length of 12.0 g/m is under a tension of 8.00 kn. what is the frequency of the fundamental mode of vibration of this wire?
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You throw a ball upward with an initial speed of 4.3 m/s. when it returns to your hand 0.88 s later,...
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