Recent content by anshuman3105

  1. A

    Gravitational Force on Mass in Cavity of Planet

    Can you show it to me the solved part..?
  2. A

    Gravitational Force on Mass in Cavity of Planet

    I used Gm1m2/r^2 So F = (G(d*4/3pir^3)m)/(r/2)^2
  3. A

    Gravitational Force on Mass in Cavity of Planet

    Yes your answer is right...but how did you do it?
  4. A

    Gravitational Force on Mass in Cavity of Planet

    using the formula F = Gm1m2/r^2, i am getting 16Gpidrm/3 but the solution is 2Gpidrm/2
  5. A

    Gravitational Force on Mass in Cavity of Planet

    A large spherical planet of radius R made of a material of density d, has a spherical cavity of radius R/2, with center of cavity a distance R/2 from the centre of the planet. Find the gravitational Force on a small mass m at the centre of the cavity
  6. A

    Resistance and Radii Relationship

    Yaaa...sure..!
  7. A

    Resistance and Radii Relationship

    the wires have the same material and same cross-sectional area
  8. A

    Resistance and Radii Relationship

    I just don't know... :( Please help.
  9. A

    Resistance and Radii Relationship

    The resistance of wire A is four times the resistance of wire B. Calculate the ratio of the radii of the wires
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