Use the Picture for the Next Problem $\circ$ C and E = 5000 N/C,the Tension T in the Has

Multiple Choice

Use the picture for the next problem.
A conducting sphere has a net charge of -q and of mass m is suspended from the ceiling by a light string.A uniform electric field E is applied vertical down on the sphere.
-If m = 1 g,q = 1 ^$\circ$ C and E = 5000 N/C,the tension T in the string is

A) 5 $\times$ 10^-3 N
B) 9.81 $\times$ 10^-3 N
C) 4.81 $\times$ 10^-3 N
D) 1.48 $\times$ 10^-2 N
E) 0