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Home Q & A Board Science-Related Homework Help Physics
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Mpron Mpron
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6 years ago
A 2.0-kg mass swings at the end of a light string (length = 3.0 m). Its speed at the lowest point on its circular path is 6.0 m/s. What is its kinetic energy at an instant when the string makes an angle of 50 with the vertical?
 a. 21 J
  b. 15 J
  c. 28 J
  d. 36 J
  e. 23 J
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yujenni16yujenni16
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6 years ago
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Mpron Author
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#2
6 years ago
Electric Light Bulb Very good answer
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