What is the magnitude of the electric field 15.7 cm directly above an isolated 1.73×10−5 C charge? What is the magnitude of the electric field 27.6 cm directly above an isolated 2.60×10−5 C charge?
Express your answer to three significant figures and include the appropriate units.

Arock collection comes from which part of earth?

An ionic compound can conduct electricity when a it is dissolved in water b its crystals are ground into powder c it is in solid form d it is heated to just below its melting point

Two steel balls, each of mass m, are welded to a light rod of length l and negligible mass and are initially at rest on a smooth horizontal surface. a horizontal force of magnitude f is suddenly applied to the rod as shown. determine (a) the instantaneous acceleration a of the mass center g and (b) the corresponding rate at which the angular velocity of the assembly about g is changing with time.