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An athlete starts at point A and runs at a constant speed of 7.00 m/s around a round track 250 m in diameter? Find the x component of this runner's average velocity between points A and B. Find the y component of this runner's average velocity between points A and B. Find the x component of this runner's average acceleration between points A and B. Find the x component of this runner's average acceleration between points A and B. If anyone could explain to me how I do this?
A cockroach of mass m lies on the rim of a uniform disk of mass 7.00 m that can rotate freely about its center like the merry-go-round. At first the cockroach and disk rotate together with an angular velocity of 0.220 rad/s. Then the cockroach walks ..
The springs of a 1300kg car compress 6.00 mm when its 68 kg driver gets into the driver's seat. If the car goes over a bump, what would be the frequency of vibrations.
A 1100 car traveling at a speed of 40 skids to a halt on wet concrete where = 0.50. How long are the skid marks.
What is the average induced emf in the coil in mV. If he is crossing a river where the current is 1.60 km/h, in what direction should his boat be headed if he wants to reach the point directly opposite his starting point.
The vector is 3.5 long and is directed into this page. Vector points from the lower-right corner of this page to the upper-left corner of this page and has components -19.5, 25.
Assume you are swimming in a river while a friend watches from the shore. In calm water, you swim at a speed of 1.25 m/s. The river has a current that runs at a speed of 1m/s.
A ball is thrown directly downward with an initial speed of 8.50 m/s, from the height of 29.5 m. After what time interval does it strike the ground.
What is specific gravity of this other fluid
The loaded cab of an elevator has a mass of 3.0 x10^3 kg and moves 236 m up the shaft in 23s at constant speed. At what average speed does the force from the cable do work on the cab?
A 2.00 syringe has an inner diameter of 5.00, a needle inner diameter of 0.270, and a plunger pad diameter (where you place your finger) of 1.20. A nurse uses the syringe to inject medicine into a patient whose blood pressure is 140/100. Suppose the ..
What is the speed of crate hit ground
Two 18 cm diameter charged disks face each other, 25 cm apart. Both disks are charged to - 30 nC. What is the electric field strength at the midpoint between two disks.
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