The lift pistons are subjected to forces F1 = 5N and F2 = 300N. The small lift piston has an area of 15 cm2. What is the surface of the large piston? ANSWER QUICK PLEASE

The results of huy's eye exam show that he is nearsighted. which explanation should huy expect to hear? "you need convex lenses to shorten the distance that light takes to focus in your eyes." "you need concave lenses to shorten the distance that light takes to focus in your eyes." "you need convex lenses to lengthen the distance that light takes to focus in your eyes." "you need concave lenses to lengthen the distance that light takes to focus in your eyes."