Engine 2014: Electricity

1. A The state of charge cannot be determined by the specific gravity values.
2. B Nickel-cadmium batteries should only be discharged 50% before recharging.
3. C The electrolyte of an idle nickel-cadmium battery must be replaced monthly to maintain battery condition.
4. D When mixing electrolyte always add acid to the water.

Tip: press A-D to answer