Question: Alex ya kalli wani burushin haƙora na lantarki wanda ke da fulogi mai haƙoran ƙarfe uku. Me ya sa aka yi waɗannan haƙoran da ƙarfe?
Options:
Ƙarfe ba ya zafi kuma ya narke lokacin da kuka toshe shi cikin mashin.
Karfe yana da ƙarfi kuma ba shi da yuwuwar karyewa lokacin da kuka toshe shi cikin mashin.
Karfe shine insulator kuma yana hana girgiza lokacin da kuka toshe shi a cikin mashin.
Karfe shi ne madugu kuma yana cika da'ira lokacin da kuka toshe shi cikin mashin ɗin
Answer: D