A sensor placed from an isolated point charge registers an electric field of directed…
PHYSICS · Single correct · CBSE · Physics · Electric Charges and Fields · Electric Charges and Fields
Problem
A sensor placed 0.60m from an isolated point charge registers an electric field of 4.5×103N/C directed radially inward toward the charge. Which of the following identifies the sign of the point charge?
(a) The charge is positive.
(b) The charge is negative.
(c) The sign cannot be determined without knowing whether the sensor uses a positive or a negative test charge.
(d) The charge may be either positive or negative depending on its magnitude.