QUESTION 3 Suppose you had an old car that needs a 6-volt de battery, but all you have is a 12-volt battery. You could use the 12-volt battery in the car if you also had.... O a. a step-down transformer to change the 12 volts into 6 volts. Ob.a step-up transformer to change the 6 volts into 12 volts. c. an isolation or 1-to-1 transformer. O d. a fairy godmother. You can't use a transformer to change the voltage from a do battery.

QUESTION 3 Suppose you had an old car that needs a 6-volt de battery, but all you have is a 12-volt battery. You could use the 12-volt battery in the car if you also had.... O a. a step-down transformer to change the 12 volts into 6 volts. Ob.a step-up transformer to change the 6 volts into 12 volts. c. an isolation or 1-to-1 transformer. O d. a fairy godmother. You can't use a transformer to change the voltage from a do battery.