If the U-tube in Problem 4 is rotated about the right leg, what maximum rpm will result in the 20°C water being thrown from the tube?

(A) 741 rpm
(B) 672 rpm
(C) 569 rpm
(D) 432 rpm


Physics & Space Science

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Volcanic activity is associated with

A) divergent, convergent, and transform boundaries. B) convergent and transform boundaries. C) divergent and convergent boundaries. D) divergent, convergent, and plate tectonic boundaries.

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Mass on a Spring: A ball vibrates back and forth from the free end of an ideal spring having a force constant (spring constant) of 20 N/m. If the amplitude of this motion is 0.30 m, what is the kinetic energy of the ball when it is 0.30 m from its equilibrium position?

A. 0.00 J B. 0.22 J C. 0.45 J D. 0.90 J E. 1.4 J

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Which of the following is not matter?

a. Air b. Heat c. Charcoal d. Electrons

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In the ground state, the quantum numbers (n, ?, m , ms) for hydrogen are, respectively,

A) 1, 1, 1, 1. B) 1, 0, 0, 0. C) 1, 0, 0, ±1/2. D) 1, 1, 1, ±1/2. E) 1, 1, 0, ±1/2.

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