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What is the efficiency of a frictionless ramp that is 10 meters long and 1 meter high?
50%
100%
10%
1000%
Answers: 1
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The magnetic field inside a superconducting solenoid is 4.50 t. the solenoid has an inner diameter of 6.20 cm and a length of 26.0 cm. determine (a) the magnetic energy density in the field and (b) the energy stored in the magnetic field within the solenoid.
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Asatellite component is in the shape of a cube with 10cm edges, has an evenly distributed mass of 2 kg and one bolt hole at each of four corners. if the maximum predicted random vibration environment is 10 grms, what bolt size would be a good choice for restraint? what other factors might drive bolt size besides force/stress?
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J. j. thomson’s experiment disproved the theory that an atom
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Two balls, each with a mass of 0.5 kg, collide on a pool table. is the law of conservation of momentum satisfied in the collision? explain why or why not
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What is the efficiency of a frictionless ramp that is 10 meters long and 1 meter high?
50%
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