A fuel oil tank is an upright cylinder, buried so that its circular top is 12 feet beneath ground level. The tank has a radius of 4 feet and is 12 feet high, although the current oil level is only 8 feet deep. Calculate the work required to pump all of the oil to the surface. Oil weighs 50 lb/ft3.

Complete the sentence to describe the law of conservation of energy. the law of conservation of energy states that energy cannot be created or , but it can be

Consider two regions of space containing a static electric field, region a and region b. in region a the equipotential lines are more closely spaced than those in region b. what can be said about the relative strength of the electric field in the two regions? a) the electric field in region a is stronger th

Consider an ideal gas at 27.0 degrees celsius and 1.00 atmosphere pressure. imagine the molecules to be uniformly spaced, with each molecule at the center of a small cube. what is the length l of an edge of each small cube if adjacent cubes touch but don't overlap?