Physics, 15.07.2019 18:00 needhelpasap4900
Object a has of mass 7.20 kilograms, and object b has a mass of 5.75 kilograms. the two objects move along a straight line toward each other with velocities +2.00 meters/second and -1.30 meters/second respectively. what is the total kinetic energy of the objects after the collision, if the collision is perfectly elastic? 19.3 joules 21.9 joules 38.5 joules 43.0 joules 50.8 joules
Answers: 1
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Asolid round steel rod 6.25 mm in diameter and 375 mm long is rigidly bonded to the end of solid square brass rod 25 mm on a side and 300 mm long. the geometric axes of the bare are along the same line. an axial tensile force of 5.4 kn is applied at the extreme ends of the assembly. for steel e = 200 gpa and for brass e = 90 gpa. determine the total elongation for the assembly.
Answers: 1
Object a has of mass 7.20 kilograms, and object b has a mass of 5.75 kilograms. the two objects move...
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