Multiple Choice
The diagram shows a U-tube having cross-sectional area A and partially filled with oil of density . A solid cylinder, which fits the tube tightly but can slide without friction, is placed in the right arm. The system reaches equilibrium. The weight of the cylinder is:
A) AL g
B) L3 g
C) A (L + h) g
D) A (L - h) g
E) none of these
Correct Answer:

Verified
Correct Answer:
Verified
Q1: Water is streaming downward from a faucet
Q10: The hydraulic automobile jack illustrates:<br>A)Archimedes' principle<br>B)Pascal's principle<br>C)Hooke's
Q12: A person blows across the top of
Q17: The apparent weight of a steel sphere
Q31: A student standardizes the concentration of a
Q37: A U-tube has dissimilar arms, one having
Q43: Which of the following assumptions is NOT
Q55: Water (density = 1.0 x10<sup>3</sup> kg/m<sup>3</sup>)flows through
Q65: Gases may be distinguished from other forms
Q79: One piston in a hydraulic lift