# Algebra 1 by Armando Rojo

March 9, 2017 | | By admin |

By Armando Rojo

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Sample text

The energy eigenstates for a particle of mass m fn ( x ) = 45. Let n Ò represent the normalized nth energy GO ON TO THE NEXT PAGE. SCRATCHWORK Unauthorized copying or reuse of any part of this page is illegal. GO ON TO THE NEXT PAGE. 37 47. A sealed and thermally insulated container of total volume V is divided into two equal volumes by an impermeable wall. The left half of the container is initially occupied by n moles of an ideal gas at temperature T. Which of the following gives the change in entropy of the system when the wall is suddenly removed and the gas expands to fill the entire volume?

The wire carries current I. What is the magnitude of the magnetic field at P ? (A) 0 (B) (C) (D) (E) m0 Iq a2 p f R 2 m0 Iq 4 pR m0 Iq 4 pR 2 m0 I 2qR 2 89. A child is standing on the edge of a merry-goround that has the shape of a solid disk, as shown in the figure above. The mass of the child is 40 kilograms. 0 radians per second. The child then walks slowly toward the center of the-merry-goround. What will be the final angular velocity of the merry-go-round when the child reaches the center?

A sealed and thermally insulated container of total volume V is divided into two equal volumes by an impermeable wall. The left half of the container is initially occupied by n moles of an ideal gas at temperature T. Which of the following gives the change in entropy of the system when the wall is suddenly removed and the gas expands to fill the entire volume? (A) 2nR ln2 (B) nR ln2 1 (C) nR ln2 2 (D) -nR ln2 (E) -2nR ln2 48. A gaseous mixture of O2 (molecular mass 32 u) and N2 (molecular mass 28 u) is maintained at u (N ) constant temperature.