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Just as a car tops a 51 meter high hill with a speed of 84 km/h it runs out of gas and coasts from there, without friction or
1. 2 answers
2. 556 views
A pendulum has a mass of 3.6 kg, a length of 2.1 meters, and swings through a (half)arc of 26.2 degrees. What is its amplitude
1. 2 answers
2. 603 views
To the nearest tenth of a Joule, what is its maximum kinetic energy of the pendulum in problem 2?
1. 1 answer
2. 452 views
To the nearest tenth of a Joule, what is the total energy of the pendulum in problem 2?
1. 1 answer
2. 390 views
A 2 kg metal plate slides down a 14-meter high slope. At the bottom its speed is 11.1 m/s. To the nearest Joule, what was the
1. 1 answer
2. 514 views
If the slope in the above problem is 48 degrees, what is the coefficent of friction (to 2 decimal places)?
1. 1 answer
2. 354 views
A car weighing 3220 lb a curve of 200 ft radius bank at an angle of 30°. Find the friction force acting on tires when the car
1. 3 answers
2. 1,385 views

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