A ball of mass 055 kg moves around a vertical circle of
A ball of mass 0.55 kg moves around a vertical circle of radius 1.2 m. The ball is attached to a string which makes an angle of 30 degrees with the vertical. The ball moves with a speed of 2.50 m/s. Find the tension of the string, T.
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In a women's 100-m race, accelerating uniformly, Laura takes 1.98 s and Healan 3.17 s to attain their maximum speeds, What is the maximum distance by which Healan is behind Laura
A ball of mass 0.55 kg moves around a vertical circle of radius 1.2 m. Find the tension of the string T
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A proton, which is the nucleus of a hydrogen atom, can be modeled as a sphere with a diameter of 2.4 fm, what is the density of the proton
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