Question

what is corona discharge??

Answer 1

corona discharge is the discharge of electricity causing a faint glow adjacent to the surface of an electrical conductor

Answer 2

Answer:

The leakage of electric charges from the sharp points on the charged conductor is called action of points or corona discharge. It is used in machines like Van de Graff generators& lightning arrestors (conductors).

Force - displacing vector

Torque-rotating vectors; it is the moment

of force.