Author: dexter

  • HC Verma Chapter 11 Problem 49

    Problem Statement Treat the Earth as a uniform sphere of mass $M = 6.0\times10^{24}\,\text{kg}$ and radius $R = 6.4\times10^{6}\,\text{m}$. Find (a) the acceleration due to gravity at the surface, (b) its value at a height $h = 5e+05\,\text{m}$ above the surface, (c) the escape velocity from the Earth’s surface, and (d) the orbital speed of…

  • HC Verma Chapter 38 Problem 38

    Problem Statement A circular coil of $N = 80$ turns and radius $R = 20\,\text{cm}$ is in a field that changes by $\Delta B = 1.5\,\text{T}$ in $\Delta t = 0.4\,\text{s}$. The plane is perpendicular to the field. Find the induced emf. Given Information $N = 80$ turns $R = 0.20\,\text{m}$, area $A = \pi…

  • HC Verma Chapter 25 Problem 29

    Problem Statement How much heat is required to raise the temperature of $0.50\,\text{kg}$ of water by $30\,\text{K}$? Take the specific heat of water as $4186\,\text{J/(kg·K)}$. (HC Verma, Chapter 25 — Calorimetry, Problem 29.) Given Information $m = 0.50\,\text{kg}$ — mass of water $c = 4186\,\text{J/(kg·K)}$ — specific heat of water $\Delta T = 30\,\text{K}$ —…

  • HC Verma Chapter 11 Problem 48

    Problem Statement Treat the Earth as a uniform sphere of mass $M = 6.0\times10^{24}\,\text{kg}$ and radius $R = 6.4\times10^{6}\,\text{m}$. Find (a) the acceleration due to gravity at the surface, (b) its value at a height $h = 0\,\text{m}$ above the surface, (c) the escape velocity from the Earth’s surface, and (d) the orbital speed of…

  • HC Verma Chapter 11 Problem 48

    Problem Statement Treat the Earth as a uniform sphere of mass $M = 6.0\times10^{24}\,\text{kg}$ and radius $R = 6.4\times10^{6}\,\text{m}$. Find (a) the acceleration due to gravity at the surface, (b) its value at a height $h = 0\,\text{m}$ above the surface, (c) the escape velocity from the Earth’s surface, and (d) the orbital speed of…

  • HC Verma Chapter 38 Problem 37

    Problem Statement A circular coil of $N = 70$ turns and radius $R = 15\,\text{cm}$ is in a field that changes by $\Delta B = 1.0\,\text{T}$ in $\Delta t = 0.3\,\text{s}$. The plane is perpendicular to the field. Find the induced emf. Given Information $N = 70$ turns $R = 0.15\,\text{m}$, area $A = \pi…

  • HC Verma Chapter 11 Problem 47

    Problem Statement Treat the Earth as a uniform sphere of mass $M = 6.0\times10^{24}\,\text{kg}$ and radius $R = 6.4\times10^{6}\,\text{m}$. Find (a) the acceleration due to gravity at the surface, (b) its value at a height $h = 2.5e+06\,\text{m}$ above the surface, (c) the escape velocity from the Earth’s surface, and (d) the orbital speed of…

  • HC Verma Chapter 25 Problem 28

    Problem Statement How much heat is required to raise the temperature of $0.50\,\text{kg}$ of water by $30\,\text{K}$? Take the specific heat of water as $4186\,\text{J/(kg·K)}$. (HC Verma, Chapter 25 — Calorimetry, Problem 28.) Given Information $m = 0.50\,\text{kg}$ — mass of water $c = 4186\,\text{J/(kg·K)}$ — specific heat of water $\Delta T = 30\,\text{K}$ —…

  • HC Verma Chapter 11 Problem 47

    Problem Statement Treat the Earth as a uniform sphere of mass $M = 6.0\times10^{24}\,\text{kg}$ and radius $R = 6.4\times10^{6}\,\text{m}$. Find (a) the acceleration due to gravity at the surface, (b) its value at a height $h = 2.5e+06\,\text{m}$ above the surface, (c) the escape velocity from the Earth’s surface, and (d) the orbital speed of…

  • HC Verma Chapter 38 Problem 36

    Problem Statement A circular coil of $N = 60$ turns and radius $R = 10\,\text{cm}$ is in a field that changes by $\Delta B = 0.5\,\text{T}$ in $\Delta t = 0.2\,\text{s}$. The plane is perpendicular to the field. Find the induced emf. Given Information $N = 60$ turns $R = 0.10\,\text{m}$, area $A = \pi…