SCI 101 DrG Pressure week 9

Pascal's Law says that an external pressure applied to a fluid in a closed vessel is uniformly transmitted throughout the fluid.  Pascal's Law is P=F/A.   True or False?

• TRUE

• FALSE

If a force of 100 pounds is applied to a piston in a hydraulic cylinder of 4 square inches in area, what is the pressure?   P=F/A

• 250

• 25

• 2.5

• 2500

If we have 50 pounds of force applied to an area .5 square inches, what would be the pressure?

• 100

• 10

• 1

• 1000

If 80 pounds per square inch of pressure is applied to a 2 square inch area.  What is the total force?  F=PxA

• 1.60 lbs

• 16 lbs

• 160 lbs

• 100.6

If total force is 120 pounds and pressure is 30 pounds per square inch, what is the area?  A=F/P

• 4in squared

• .4in squared

• 40in squared

• 400in squared