Can someone answer this plz :(

Act has a 1200: 5 or 240: 1 turns ratio. it is short circuited. what is the maximum current at 1200a primary if we put a 100ohm resistor across the secondary end of the ct. use it as current source circuit.

An inclined plane wrapped around a metal shaft is a a. lever b. screw c. pulley d. wedge

What is the magnitude of the resultant vector round your answer to the nearest tenth