A sheep has an cross section at the water line 2000m by what Dept does the sheep sink in fresh water when it loads a cargo of 4000tonnes, if the sheep plus to the cargo has a displacement tonage of 123000tonnes by what amount will the sheep rise in water when it sails from fresh water into sea water, density of sea water is 1025kgm ​

Athin nonconducting rod with a uniform distribution of positive charge q is bent into a circle of radius r. the central perpendicular axis through the ring is a z-axis, with the origin at the center of the ring. a) what is the magnitude of the electric field due to the rod at z = 0? n/c (b) what is the magnitude of the electric field due to the rod at z = infinity? n/c (c) in terms of r, at what positive value of z is that magnitude maximum? r (d) if r = 4.00 cm and q = 9.00 µc, what is the maximum magnitude? n/c