Center of the spherical shell
The spherical shell of inner diameter R and outer diameter 3R consists of a uniform density e. Find out the magnitude of the gravitational acceleration a distance 2R from the center of the spherical shell?
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Determine how far apart should two 1-coloumb objects be positioned so that the coulomb force is equivalent to the earth's gravitational force on a 100 kg mass?
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The coefficient of kinetic friction between block and surface is around .20. The bullet remains embedded in the block, which i examined to slide 0.230 m all along the surface before stopping. Determine the initial speed of the bullet?
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(a) State the hypotheses for a right-tailed test. (b) Obtain a test statistic and p-value assuming unequal variances. Interpret these results using a = .01. (c) Why might the sample data not follow a normal, bell-shaped curve? If not, how might th
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