Does anyone here watch the flash? If so, who is your favorite character?

Adelivery truck leaves a warehouse and travels 2.60 km north. the truck makes a left turn and travels 1.25 km west before making another right turn to travel 1.40 km north to arrive at its destination. what is the magnitude and direction of the truck's displacement from the warehouse?

What are the north and south poles of a solenoid change with?

Is there a point between a 10 nc charge and a 20 nc charge at which the electric field is zero?