Determining the change in momentum of the bullet
A 13.0 g rubber bullet hits a wall with a speed of 100 m/s. If the bullet bounces straight back with a speed of 92 m/s, what is the change in momentum of the bullet?
If the time of contact is 0.02 seconds, what force did the wall provide?
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Then in a direction 54.0° east of due north for 12.0 min, and then west for 53.0 min. What is the average velocity of the train during this run?
Suppose the opening in the tank shown below is a height h1 above the base and the liquid surface is a height h2 above the base. The tank rests on level ground.
The federal government was taking property near Roanoke, Virginia, for public purposes. The government proposed to pay the Tobiases for the property because they were the title holders of record.
A potter's wheel having a radius 0.55 m and a moment of inertia 13.3 kg·m2 is rotating freely at 50 rev/min. The potter can stop the wheel in 4.5 s by pressing a wet rag against the rim and exerting a radially inward force of 69 N. Find the
A 4.0 kg ball with a velocity of 7 m/s in the -x direction collides head on elastically with a stationary 6.0 kg ball. What are the velocities of the balls after the collision?
A crate of 31.2- tools rests on a horizontal floor. You exert a gradually increasing horizontal push on it and observe that the crate just begins to move when your force exceeds 345 . After that you must reduce your push to 244 to keep it moving a
A throttle setting to give a constant speed of 1.77 m/s relative to the water. What is the magnitude of the speed of the boat relative to a stationary shore observer?
O conveys property to A on December 1, 2003. O conveys the same property to B who does not know about A and who records his deed. O then conveys the same property to C. Who has title to the property?
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