How fast does it move after the bullet emerges
A 13 g bullet traveling 224 m/s penetrates a 2.0 kg block of wood and emerges cleanly at 164 m/s. If the block is stationary on a frictionless surface when hit, how fast does it move after the bullet emerges?
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Four identical masses of mass 600 mg each are placed at the corners of a square whose side lengths are 15.0cm. What is the magnitude of the net gravitational force on one of the masses, due to the other three?
Three point charges are arranged on a line. Charge = +5.00 and is at the origin. Charge = -3.50 and is at = 4.50 . Charge is at = 1.00. What is (magnitude and sign) if the net force on is zero?
A 0.4 kg bead slides on a curved wire, starting from rest at point A as shown in the figure. The segment from A to B is frictionless, and the segment from B to C is rough. The point A is at height 9 m and the point C is at height 1.8 m with respec
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A thin spherical shell has a radius of 2 m and a mass of 275 kg. What is the gravitational field at each of the following distances from the center of the shell?
Briefly describe the Cognitive developmental theories. Describe why the chosen theory appeals to you, and relate it to a developmental life stage or phase. Examples of life stages or phases may include marriage, parenthood, career, a return to
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