Find the child''s speed at the lowest point
A 35 kg child sits in a swing supported by two chains, each 3.7 m long. The acceleration of gravity is 9.8 m/s2 . If the tension in each chain at the lowest point is 240 N, find the child's speed at the lowest point.
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How does the AEC affect the multinational firms investing in AEC members?
A 20,000 kg railroad car is traveling at 3 m/s when it collides and couples with a second, identical car at rest. What is the resulting speed of the combined cars?
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Find the instantaneous power P created by the normal force at t=10;{rm s}. The magnitude of the acceleration due to gravity is g=9.8;rm m/s^2.
A spring has a force constant of 909 N/m and an unstretched length of 6 cm. One end is attached to a post that is free to rotate in the center of a smooth table, as shown in the top view below. The other end is attached to a 7 kg disk moving in un
Is genetic recombination a major source of variation among organisms
Consider the information stored in your personal computer. Do you, at this moment, have information stored in your computer that is critical to your personal life? If that information became compromised or lost, what effect would it have on you?
An object is thrown upward from the origin along the positive y direction and caught. Which graph correctly describes the y coordinate of the vertical motion while the object is in the air?
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