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9th Class Science Gravitation and Floatation Question Bank 9th CBSE Science Gravitation

  • question_answer
      Calculate the average density of earth in terms of g, G and R.     

    Answer:

                      According to the formula, Density If radius of earth is R, volume (1/2)  ( shape of earth is spherical) Mass of earth,     (1/2) Density          (1)


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