The hydraulic lift is an application of
A)
Bernoulli's principle.
B)
Pascal's principle.
C)
Archimedes' principle.
D)
Poiseuille's equation.
E)
Torricelli's equation.
B
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At the peak of the motion, the velocity is __________ and the acceleration points __________
Fill in the blank(s) with correct word
An ideal polarizer is placed in a beam of unpolarized light and the intensity of the transmitted light is 1.000. A second ideal polarizer is placed in the beam with its referred direction rotated 40° to that of the first polarizer
What is the intensity of the beam after it has passed through both polarizers? A) 0.7661 B) 0.4131 C) 0.5868 D) 0.6431 E) 0.5000
Radioactivity Basics: The isotope 
U is radioactive and decays in a series to 
Th. In this series, the particles ejected from the nucleus are
A. one alpha particle and three beta-minus particles. B. three alpha particles and one beta-minus particle. C. one alpha particle and four beta-minus particles. D. four alpha particle and one beta-minus particle. E. two alpha particles and two beta-minus particles.
A solid cylinder and a hollow cylinder have the same mass and the same radius. Which statement is true concerning their moment of inertia about an axis through the exact center of the flat surfaces?
A) The hollow cylinder has the greater moment of inertia. B) The solid cylinder has the greater moment of inertia. C) Both cylinders have the same moment of inertia. D) The moment of inertia cannot be determined since it depends on the amount of material removed from the inside of the hollow cylinder.