10370.
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- Physics
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- Юрий Физик · about the seller and their products
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10370.
A ball attached to a weightless thread rotates in a horizontal plane around a vertical axis with a number of revolutions n=3 rpm. What will be the angular momentum of the ball if, when the thread is shortened by 2 times, its kinetic energy becomes equal to T2 = 0.36 J?
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A detailed solution with a brief note of the conditions, formulas and laws used in the solution, the derivation of the calculation formula and the answer.
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