A tank is a vertical cylinder with inside diameter of 6ft and a height of 15ft. What is the weight in pounds of the tank, as in the above case, if the tank itself weighs 20 lbs per ft of height?

State the right hand rule of the direction of magnetic field in a conductor carrying current

If the force applied to an object remains constant, is more power needed for the object to move faster ? explain

A0.580-kg rock is tied to the end of a string and is swung in a circle with a radius of 0.500 meters. the velocity of the rock is 4.50 m/s. what is the centripetal force acting on the rock? 15.5 n 5.22 n 69.8 n 23.5 n