DC ELECTRIC

#6. The voltage of a fully charged lead acid cell is normally?

• A1.7 V.
• B1.8 V.
• C1.9 V.
• D2.0 V.

#1. What are the advantages of an earth return system? 1.It is not a single wire system. 2.Short circuits are less likely. 3.Open circuits are less likely. 4.Reduced weight. 5.Easier fault detection and diagnosis.

• A1,2,3,4.
• B2,3,5.
• C3,4.
• DAll of the above.

#2. How is the voltage regulator in a DC generator connected?

• AIn series with field windings.
• BIn series with the armature.
• CIn Parallel with the field windings.
• DIn parallel with the armature.