1. A small piston of a hydraulic pressure has an area of 20.0cm2. If the applied force to the

piston is 75.0 N, what must the area of the connected large piston be to exert a force of

6550 N?

A. 1550 cm2

B. 1750 cm2

C. 1650 cm2

D. 1590 cm2

2. Which of the following is TRUE about Archimedes principle?

A. An object placed in the fluid loses weight equal to the weight of the liquid that is

displaced.

B. The volume of an object placed in a liquid is equal to the volume of the liquid that is

displaced.

C. An object’s volume placed in a liquid is equal to the weight of the liquid that is

displaced.

D. The weight of the object placed in a liquid is lesser than the weight of the liquid that is

displaced.



3. Water is an incompressible fluid. If water flowing down a wide river approaches a

section that is half as wide, what will happen to the speed of the water flow?

A. the speed is slow

B. the speed will double

C. the speed is fast

D. the speed is decrease by half













4. An airplane wing takes advantage of which of the following?

A. Rutherford’s model

B. Archimedes principle

C. Bernoulli’s principle

D. Pascal’s principle

5. A wooden cube of sides 10cm each dipped in water, upthrust of water would be?

A. 20N

B. 12N

C. 15N

D. 10N

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