A.keeping the terminals clean B.coating cable connections with petroleum jelly C.maintaining a trickle charge D.All of the above
A.Any time it is deemed necessary B.Only with the masters permission C.After a 10 minute delay to the input command D.Only after the throttle has been placed in stop
A.has high resistance at low temperatures B.has a highly polished surface C.is able to pass current with little opposition D.holds insulation together well