The eccentricity of an asteroid's orbit is 0.0442, and the semimajor axis is 1.12 x 1011 m. the sun's center is at one focus of the asteroid's orbit. (a) how far from this focus is the other focus in meters? (b) what is the ratio of this distance to the solar radius, 6.96 x 108 m?

Four point charges each having charge q are located at the corners of a square having sides of length a. find symbolic expressions for the following. (a) the total electric potential at the center of the square due to the four charges (use any variable or symbol stated above along with the following as necessary: ke.) vtotal= (b) the work required to bring a fifth charge p from infinity to the center of the square (use any variable or symbol stated above along with the following as necessary: w=