Witch best describes the motion of the object between 1 and 4 seconds

The graph describes the motion of an object. the object moves with from a to b. it from b to c. it moves with from c to d.

Acoil suspended freely, points in some direction when no current is passed through it . can you tell what will happen when a current is passed though it?

1) what is the power in horsepower of a 100 watt light bulb? what is the power in kilowatts of a 200 horsepower engine? 2) if a cars engine is providing 3000 n of force to keep the car moving at 5 m/s, what is the engine’s effective power? 3) how many gallons of water will be pumped from a well 30 feet deep by a 1/2 hp engine in 1 minute? (1 gallon weighs 8.34 pounds)