A -0.004 C charge is located in an electric field with magnitude 40 N/C. How much force does the charge feel due to the electric field? 0.34 N
0.28 N
0.22 N
0.16 N

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)