Resulting speed of the combined cars
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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The access time of cache memory is 100 ns and that of main memory is 1000 ns. If cache hit ratio is 0.85, determine the effective access time of the system.
A 30.00 kg mass falls from a height of 4.000 m. What is the momentum of the mass just before it hits?
What is the smallest thickness of a soap film (n = 1.33) that would appear black if illuminated with 485 -nm light? Assume there is air on both sides of the soap film.
How does the AEC affect the multinational firms investing in AEC members?
Research server farms and virtualization online. Describe (in your own words) what you learn from your research. Be sure to include the urls of all webpages you use in your research.
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 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.
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
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