A 4400 W motor is used to do work. If the motor is used for 200 s, how much work could it do? (Power: P = W/t) a.) 22 J b.) 4200 J c.) 4600 J d.) 880,000 J please help!!

An electric current is flowing through the cord below.what will happen to this current if a magnet is brought near the cord? a. the electric current will stop flowing. b. it will exert a force on the voltage. c. the resistance of the wire will decrease. d. it will exert a force on the electric current.

If the ama of the inclined plane below is 2, calculate the ima and efficiency. ima = efficiency =

Atruck driver is attempting to deliver some furniture. first, he travels 8 km east, and then he turns around and travels 3 km west. finally, he turns again and travels 13 km to his destination. what is the drivers total displacement?