Author: dexter

  • HCV Ch27 P7 – Cp and Cv: Experiment with Gas Thermometer

    Problem Statement In an experiment, 2 mol of oxygen is heated at constant pressure. The temperature rises by 25 K and the internal energy increases by 1038 J. Find $C_P$ and $C_V$ for oxygen. ($R = 8.314$ J/mol·K) Given Information All quantities, constants, and constraints stated in the problem above Physical constants used as needed…

  • Irodov Problem 3.48 — Charge on Concentric Spheres

    Problem Statement Irodov Problem 3.48 (Section 3.1: Constant Electric Field in Vacuum): This problem applies the fundamental laws of electrostatics to a specific charge configuration involving charge on concentric spheres. Given Information All quantities, constants, and constraints stated in the problem above Physical constants used as needed (see Concepts section) Physical Concepts & Formulas This…

  • Problem 6.145 — Atomic Spectrum: Correspondence with Classical

    Problem Statement Problem 6.145 — Atomic Spectrum: Correspondence with Classical Given Information All quantities, constants, and constraints stated in the problem above Physical constants used as needed (see Concepts section) Physical Concepts & Formulas This problem draws on fundamental physical principles. The key is to identify which conservation law or field equation governs the system,…

  • Problem 6.209 — Nuclear Fission: Prompt Gamma Energy

    Problem Statement Solve the nuclear physics problem: Solve the work-energy problem: Problem 6.209 — Nuclear Fission: Prompt Gamma Energy $n_\gamma = E_{gamma,total}/E_{gamma,avg} = 7.5/$ This problem applies fundamental physics principles to the scenario described. The solution requires identifying the relevant conservation laws and equations of motio Given Information Nuclide symbol, atomic number $Z$, mass number…

  • HCV Ch27 P6 – Speed of Sound in an Ideal Gas

    Problem Statement Solve the thermodynamics problem: Solve the thermodynamics problem: Find the speed of sound in (a) hydrogen ($M = 2$ g/mol) and (b) air (mostly N₂+O₂, $M = 29$ g/mol) at 300 K. ($\gamma_{H_2} = 1.4$, $\gamma_{air} = 1.4$, $R = 8.314$ J/mol·K) See problem statement for all given quantities. Thermodynamics governs energy transformatio…

  • Irodov Problem 3.47 — Electric Field: Charged Hollow Shell

    Problem Statement Determine the electric field for the configuration described: Determine the electric field for the configuration described: Irodov Problem 3.47 (Section 3.1: Constant Electric Field in Vacuum): This problem applies the fundamental laws of electrostatics to a specific charge configuration involving electric field: charged hollow shell. See problem statement for Given Information Geometry and…

  • Problem 6.144 — Quantum Tunneling: Scanning Tunneling Microscope

    Problem Statement Solve the quantum/modern physics problem: Solve the quantum/modern physics problem: Problem 6.144 — Quantum Tunneling: Scanning Tunneling Microscope See problem statement for all given quantities. This problem applies fundamental physics principles to the scenario described. The solution requires identifying the relevant conservation laws a Given Information Frequency $\nu$ or wavelength $\lambda$ of radiation…

  • Problem 6.208 — Decay of Radon-222

    Problem Statement Solve the nuclear physics problem: Solve the nuclear physics problem: Problem 6.208 — Decay of Radon-222 $\lambda = 0.693/$ $A = \lambda N = 2.10\times10^{-6}\times2.713\times10^{12} = 5.70\times10^6 \text{ Bq} = 5.70 \text{ MBq}$ This problem applies fundamental physics principles to the scenario described. The solution requires ide Given Information Nuclide symbol, atomic number…

  • Irodov Problem 3.46 — Potential of a Charged Sphere

    Problem Statement Irodov Problem 3.46 (Section 3.1: Constant Electric Field in Vacuum): This problem applies the fundamental laws of electrostatics to a specific charge configuration involving potential of a charged sphere. Given Information All quantities, constants, and constraints stated in the problem above Physical constants used as needed (see Concepts section) Physical Concepts & Formulas…

  • HCV Ch27 P5 – Equipartition Theorem: Internal Energy of Polyatomic Gas

    Problem Statement Solve the work-energy problem: Solve the work-energy problem: Find $C_V$, $C_P$, and $\gamma$ for a linear triatomic molecule (like CO₂) which has 7 degrees of freedom (3 translational + 2 rotational + 2 vibrational). ($R = 8.314$ J/mol·K) See problem statement for all given quantities. This problem applies fundamental physics pr Given Information…