[填空题]
The small piston of / cbswreszs 7.ab9fj x;5tz2;8r+ml la hydr3j8s2b6d n hnkaulic lift has a diameter of 8.0 cm, and its large piston has a diameter of 40 cm. The lift ra 32ndhbksj8n6 ises a load of 15,000 N. (a) Determine the force that must be applied to the small piston $N$ (fill in numerical value only) (b) Determine the pressure applied to the fluid in the lift $\times 10^5 \; Pa$ (fill in numerical value only)
