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

  • question_answer
         A force of 30 N is applied on a nail whose tip has an area of cross-section of 0.001 cm2. Find the pressure on the tip.

    Answer:

                                 Here, force (F) =30 N, Area (A) =0.001 cm2 =0.001 x 10-4 m2 Then, pressure (P)=


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