Monday, 29 September 2014

NCERT solution for class 9 chapter 8 motion


11 comments:

  1. Thank you thank you thank you thank you thank you.........soooooooooo much

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  2. You could have just used 1st equation instead of 2 equations in Q7

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  3. Helpful but ans. Of q.8 a part is wrong as it is not a straight line . So plz see it and put coorect ans.

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  4. There is no 10th question's solution. Please check it out

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  5. There is no 10th question's solution. Please check it out

    ReplyDelete
  6. There is no 10th question's solution. Please check it out

    ReplyDelete
  7. 10 question's solution is not seen but the other answers are good and valuable

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  8. 10. Radius = 42250 km.
    Distance covered in 1 Revolution = 2× 3.14 × 42250
    Time = 24 ×60 ×60
    Speed = Distance/ time = 2×3.14×42250 / (24 × 60 ×60) = 3.07 km/s

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