(a) Define electric field strength. (b) Write the mathematical relation connecting…
PHYSICS · Subjective · A Level · Physics · Fields and their consequences · Fields and their consequences
Problem
(a) Define electric field strength.
(b) Write the mathematical relation connecting the electrostatic force F experienced by a test charge q and the electric field E at the point.
(c) State the SI unit of electric field strength.
(d) A small test charge −q is placed at a point where the field is directed from west to east. State the direction of the force on the test charge and give a brief reason.