## Answers

28) Given radius r = 30cm or 0.3m angular velocity •w = 10 rad's linear velocity o=? W: wr u= 0.3810 = 3 m/s 29) - 725 m/s Kas Horizontal o=25 m/s Houzontal componet : 257 , 33325105 35 = 25 cos(35) a 20.47 mls. . Energy = Power Consumed t time taken = soo w X 2hr = 1000 whe or Ikwhr Now Ik whe 3.6810 ] so Anis 3.6X10 I

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