Define terminal velocity in your own words, and draw the free-body diagram for an object when it is at terminal velocity

Explain why the aperture of the spherical mirror should be small compared to the radius of curvature of the mirror.

2kg of refrigerant 134a undergoes a polytropic process in a piston-cylinder assembly from an initial state of saturated vapor at 2 bar to a final state of 12 bar, 80 degree c. a)determine the work for the process in kj. b)sketch the process on a p-v diagram.

Ms.hidalgo opens the door to her classroom. her classroom is 60 degrees and the air outside is 80. predict what will happen using your knowledge of how heat flows.