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Home Q & A Board Science-Related Homework Help Physics
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Northa Northa
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7 years ago
A hoop with a mass of 2.75 kg is rolling without slipping along a horizontal surface with a speed of 4.50 m/s when it starts down a ramp that makes an angle of 25.0° with the horizontal. What is the rotational kinetic energy of the hoop after it has rolled 3.00 m down the ramp?
A) 34.2 J
B) 22.4 J
C) 44.9 J
D) 62.0 J
E) This question cannot be answered without knowing the radius of the hoop.
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Physics

Physics


Edition: 4th
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mtown88mtown88
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wrote...
#2
4 years ago
smart
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#3
3 years ago
thank yyouu ;v;
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