Physics, 24.07.2019 22:10 abbasaliza01
A1.00 kg object is attached to a horizontal spring. the spring is initially stretched by 0.400 m, and the object is released from rest there. it proceeds to move without friction. the next time the speed of the object is zero is 0.200 s later. what is the maximum speed of the object?
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•• al and bert are jogging side-by-side on a trail in the woods at a speed of 0.75 m/s. suddenly al sees the end of the trail 35 m ahead and decides to speed up to reach it. he accelerates at a constant rate of 0.50 m/s2, while bert continues on at a constant speed. (a) how long does it take al to reach the end of the trail? (b) once he reaches the end of the trail, he immediately turns around and heads back along the trail with a constant speed of 0.85 m/s. how long does it take him to meet up with bert? (c) how far are they from the end of the trail when they meet?
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A1.00 kg object is attached to a horizontal spring. the spring is initially stretched by 0.400 m, an...
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