An object on a number line moved from x=12m to x=124m and moved back to x=98m .The time interval for all the motion was 10s . What was the average velocity?

Which statement correctly describes a step-up transformer? a. it increases the amount of electric energy available. b. it increases the voltage of an electric current. c. it changes direct current into alternating current. d. it has more loops of wire in its primary coil.