Air is compressed in a cylinder such that the volume changes from 100.0 to 10.0 in^3. the initial pressure is 50.0 psia and the temperature is held at a constant 100.0 °f. how much work is required to change the volume? (hint you will need to identify what psia means)

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Awind turbine is rotating counterclockwise at 0.5 rev/s and slows to a stop in 10 s. its blades are 20 m in length. (a) what is the angular acceleration of the turbine? (b) what is the centripetal acceleration of the tip of the blades at t=0s? (c) what is the magnitude and direction of the total linear acceleration of the tip of the blades at t=0s?

Two waves maximally constructively interfere at a point in space. among the options below, select the possible value of their phase difference at that point in space.a. zerob. πc. π/2d. not determinable by the information provided