A car moves along a road at a constant velocity of 20 msl. If the resistance force acting against the car is 1000 N, what is the power developed by the engine?
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What color of light must blue light mix with to create white light? a. yellow b. white c. blue d. green

Agas contained within a piston-cylinder assembly undergoes three processes in series: process 12: compression with pv= constant from 1 bar and 1 liter to 4 bar. process 23: constant pressure expansion to 1 liter. process 31: constant volume calculate the pressure and volume at each state, and sketch the processes on a p-vdiagram labeled with pressure and volume values at each numbered stat

Which of the following is the best name for mgcl2