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Physics, 22.06.2019 13:20
Ahanging spring stretches by 35.0 cm when an object of mass 450 g is hung on it at rest. in this situation, we define its position as x = 0. the object is pulled down an additional 18.0 cm and released from rest to oscillate without friction. what is its position x at a moment 84.4 s later? express your answer in cm.
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Physics, 23.06.2019 13:10
The momentum of a car travelinv in a straight line at 20 m/s is 24,500kg·m/s. what is the cars mass?
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Physics, 23.06.2019 18:00
At what point does a moving pendulum have the greatest kinetic energy a) on the left b) on the right c) at the bottom d) at the top hurry
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Collisions tend to happen when one driver is going faster or slower than other cars on the road....
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