No machine is 100% efficient because some work is always lost to friction as heat. Efficiency compares the work output to the work input. Formula:
MA = 100 N / 20 N = 5
Copying answers without understanding the formulas will not help you on the upcoming quiz. Use the key to learn from your mistakes! No machine is 100% efficient because some work
An inclined plane is 6 meters long and rises 1.5 meters high. What is the IMA? No machine is 100% efficient because some work