A 0.5 gram metallic ball hangs on an insulating string in a vertical electric field of 1,000 N/C and directed upward as shown in the figure. If the tension in the string is 0.004 N, then the charge on
the ball is?

A 05 gram metallic ball hangs on an insulating string in a vertical electric field of 1000 NC and directed upward as shown in the figure If the tension in the s class=