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Physics, 26.09.2019 16:30 westlakebuddy7884
Askater extends her arms horizontally, holding a 5-kg mass in each hand. she is rotating about a vertical axis with an angular velocity of one revolution per second. if she drops her hands to her sides, what will the final angular velocity (in rev/s) be if her moment of inertia remains approximately constant at 5 kg · m2, and the distance of the masses from the axis changes from 1 m to .1 m?
a. 6
b. 3
c. 9
d. 4
e. 7
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Answers: 2
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Askater extends her arms horizontally, holding a 5-kg mass in each hand. she is rotating about a ver...
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