Hydrothermal vents deep beneath the ocean surface attain temperatures far above 100C due to
A) higher salt content.
B) reduced salt content.
C) greater pressure.
D) all of the above
E) none of the above
Question 2
The small piston of a hydraulic lift has a diameter of 8.0 cm, and its large piston has a diameter of 40 cm. The lift raises a load of 15,000 N. (a) Determine the force that must be applied to the small piston.
(b) Determine the pressure applied to the fluid in the lift.