Two different materials, rubbed against each other acquired opposite charges when separated. This is an example of charging by? by Sunday | Jan 24 | Physics WAEC | 0 comments A. induction B. friction C. conduction D. convection Correct Answer: Option B B. friction Users Also Read These:The charging of different prices to different group…The type of nutrition in which two organisms of…Two different materials, rubbed against each other…A handbag containing some load weighing 162N is…Where the husband and wife mutually agree to termite…