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A pool cue strikes a cue ball and exerts a force of 50Newtons fro a time of 10ms. If the cue ball has a mass of 200 g, what will its speed be after this impact? This is from a chapter on Linear Momentum.
A satellite in Earth orbit has a mass of 102 kg and is at an altitude of 2.10 106 m. (Assume that U = 0 as r ? ?.), What is the potential energy of the satellite-Earth system
A 4.9 cm tall object is placed 25 cm in front of a spherical mirror. It is desired to produce a virtual image that is upright and 3.9 cm tall. Where is the image located? What is the focal length of the mirror?
You are standing 2.2m from a 110-W lightbulb. If the pupil of your eye is a circle 5.0mm in diameter, how much energy enters your eye per second
after struggling to remove a refrigerator mass 100 kg. you finally apply enough force to get it moving. what is the
A 6.4 cm diameter pipe gradually narrows to 4.0 cm. When water flows through this pipe at a certain rate, What is the volume rate of flow
What is the diameter of an air-filled coil with a 44 mH inductance, if it has 290 turns and the length of the coil is 76 cm
formula use in nuclear plant? what can i talk about with nuclear plant. i am doing a report about chernobyl disaster
a mechanism on earth used to shoot down geosyn- chronous satellites that house laser-based weapons is finally perfected
A motorcycle starts with a constant acceleration of 3.0 m/s^2. At just that instant a buick with a constant speed of 20 m/s passes the motorcycle, How fast is the motorcycle travelling when it overtakes the buick
in a game of lawn chess where pieces are moved between the centers of squares that are each 1.61 m on edge a knight is
A race driver has made a pit stop to refuel. After refueling,he leaves the pit area with an acceleration whose magnitude is6.3 m/s2; how much time is required for it to catch the other car
A student, starting from rest, slides down a water slide. On the way down, a kinetic frictional force (a nonconservative force) acts on her. how fast is the student going at the bottom of the slide
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