Most popular questions and responses by Mustapha
  1. science

    Gallium crystallizes in a simple cubic lattice. Sketch the unit cell. Determine the number of atoms present in the unit cell. The density of gallium is 5.904g/cm^3. Determine a value for the atomic (metallic) radius of gallium.

    asked on May 24, 2016
  2. Science

    A body that uniformly retarded comes to rest in 5.0s after travelling a distance of 10.0m. Calculate the retardation and initial velocity

    asked on May 21, 2017
  3. math

    what is the square root of 81

    asked on February 3, 2019
  4. physics

    the velocity ratio of a machine is 4

    asked on March 24, 2019
  5. algebra

    a cyclist can travel 30 kilometers in 4 hours. how many kilometers would he travel in 2.5hours at the same rate

    asked on February 9, 2016
  6. mechanics of machines

    A body of weight 500N is lying on a rough plane inclined at angle 3.2 with the horizontal. It is supported by an effort p, parallel to the plane. Determine the minimum and maximum value of P, for which the equilibrium can exist if the angle of friction is

    asked on April 10, 2012
  1. physics

    the velocity ratio of amachineis4

    posted on March 24, 2019
  2. Geography


    posted on May 30, 2016
  3. Physics

    a gas occupies a volume off 600cm3 at a given temperature. calculate the new vol. if the pressure is increased by5% and the temperarure is constant

    posted on April 8, 2011