Photoelectric Effect
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PHXII11:DUAL NATURE OF RADIATION AND MATTER

357644 The slope of graph between frequency of incident light and stopping potential for a given surface will be

1 \({h}\)
2 \(eh\)
3 \({\dfrac{h}{e}}\)
4 \({e}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357645 The work functions of Aluminium and Gold are \(4.1\,eV\) and \(5.1\,eV\) respectively. The ratio of the slope of the stopping potential versus frequency plot for Gold to that of Aluminium is

1 1.24
2 1
3 1.5
4 2
JEE - 2023
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357646 In an experiment of photoelectric effect, the stopping potentials were measured to be \({V_{1}}\) and \({V_{2}}\) with incident lights of wavelengths \({\lambda_{1}}\) and \({\lambda_{2}}\), respectively. The expression for \({V_{1}-V_{2}}\) is

1 \({\dfrac{h c}{e}\left(\dfrac{\lambda_{1} \lambda_{2}}{\lambda_{1}-\lambda_{2}}\right)}\)
2 \({\dfrac{h c}{e}\left(\dfrac{1}{\lambda_{1}}-\dfrac{1}{\lambda_{2}}\right)}\)
3 \({\dfrac{h e}{c}\left(\dfrac{1}{\lambda_{1}}-\dfrac{1}{\lambda_{2}}\right)}\)
4 \({\dfrac{h e}{c \lambda_{1} \lambda_{2}}\left(\lambda_{1}-\lambda_{2}\right)}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357647 In photoelectric emission process from a metal of work function \(1.8\,eV\), the kinetic energy of most energetic electrons is \(0.5\,eV\). The corresponding stopping potential is

1 \(1.3\;V\)
2 \(0.5\;V\)
3 \(2.3\;V\)
4 \(1.8\;V\)
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PHXII11:DUAL NATURE OF RADIATION AND MATTER

357644 The slope of graph between frequency of incident light and stopping potential for a given surface will be

1 \({h}\)
2 \(eh\)
3 \({\dfrac{h}{e}}\)
4 \({e}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357645 The work functions of Aluminium and Gold are \(4.1\,eV\) and \(5.1\,eV\) respectively. The ratio of the slope of the stopping potential versus frequency plot for Gold to that of Aluminium is

1 1.24
2 1
3 1.5
4 2
JEE - 2023
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357646 In an experiment of photoelectric effect, the stopping potentials were measured to be \({V_{1}}\) and \({V_{2}}\) with incident lights of wavelengths \({\lambda_{1}}\) and \({\lambda_{2}}\), respectively. The expression for \({V_{1}-V_{2}}\) is

1 \({\dfrac{h c}{e}\left(\dfrac{\lambda_{1} \lambda_{2}}{\lambda_{1}-\lambda_{2}}\right)}\)
2 \({\dfrac{h c}{e}\left(\dfrac{1}{\lambda_{1}}-\dfrac{1}{\lambda_{2}}\right)}\)
3 \({\dfrac{h e}{c}\left(\dfrac{1}{\lambda_{1}}-\dfrac{1}{\lambda_{2}}\right)}\)
4 \({\dfrac{h e}{c \lambda_{1} \lambda_{2}}\left(\lambda_{1}-\lambda_{2}\right)}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357647 In photoelectric emission process from a metal of work function \(1.8\,eV\), the kinetic energy of most energetic electrons is \(0.5\,eV\). The corresponding stopping potential is

1 \(1.3\;V\)
2 \(0.5\;V\)
3 \(2.3\;V\)
4 \(1.8\;V\)
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PHXII11:DUAL NATURE OF RADIATION AND MATTER

357644 The slope of graph between frequency of incident light and stopping potential for a given surface will be

1 \({h}\)
2 \(eh\)
3 \({\dfrac{h}{e}}\)
4 \({e}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357645 The work functions of Aluminium and Gold are \(4.1\,eV\) and \(5.1\,eV\) respectively. The ratio of the slope of the stopping potential versus frequency plot for Gold to that of Aluminium is

1 1.24
2 1
3 1.5
4 2
JEE - 2023
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357646 In an experiment of photoelectric effect, the stopping potentials were measured to be \({V_{1}}\) and \({V_{2}}\) with incident lights of wavelengths \({\lambda_{1}}\) and \({\lambda_{2}}\), respectively. The expression for \({V_{1}-V_{2}}\) is

1 \({\dfrac{h c}{e}\left(\dfrac{\lambda_{1} \lambda_{2}}{\lambda_{1}-\lambda_{2}}\right)}\)
2 \({\dfrac{h c}{e}\left(\dfrac{1}{\lambda_{1}}-\dfrac{1}{\lambda_{2}}\right)}\)
3 \({\dfrac{h e}{c}\left(\dfrac{1}{\lambda_{1}}-\dfrac{1}{\lambda_{2}}\right)}\)
4 \({\dfrac{h e}{c \lambda_{1} \lambda_{2}}\left(\lambda_{1}-\lambda_{2}\right)}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357647 In photoelectric emission process from a metal of work function \(1.8\,eV\), the kinetic energy of most energetic electrons is \(0.5\,eV\). The corresponding stopping potential is

1 \(1.3\;V\)
2 \(0.5\;V\)
3 \(2.3\;V\)
4 \(1.8\;V\)
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PHXII11:DUAL NATURE OF RADIATION AND MATTER

357644 The slope of graph between frequency of incident light and stopping potential for a given surface will be

1 \({h}\)
2 \(eh\)
3 \({\dfrac{h}{e}}\)
4 \({e}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357645 The work functions of Aluminium and Gold are \(4.1\,eV\) and \(5.1\,eV\) respectively. The ratio of the slope of the stopping potential versus frequency plot for Gold to that of Aluminium is

1 1.24
2 1
3 1.5
4 2
JEE - 2023
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357646 In an experiment of photoelectric effect, the stopping potentials were measured to be \({V_{1}}\) and \({V_{2}}\) with incident lights of wavelengths \({\lambda_{1}}\) and \({\lambda_{2}}\), respectively. The expression for \({V_{1}-V_{2}}\) is

1 \({\dfrac{h c}{e}\left(\dfrac{\lambda_{1} \lambda_{2}}{\lambda_{1}-\lambda_{2}}\right)}\)
2 \({\dfrac{h c}{e}\left(\dfrac{1}{\lambda_{1}}-\dfrac{1}{\lambda_{2}}\right)}\)
3 \({\dfrac{h e}{c}\left(\dfrac{1}{\lambda_{1}}-\dfrac{1}{\lambda_{2}}\right)}\)
4 \({\dfrac{h e}{c \lambda_{1} \lambda_{2}}\left(\lambda_{1}-\lambda_{2}\right)}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357647 In photoelectric emission process from a metal of work function \(1.8\,eV\), the kinetic energy of most energetic electrons is \(0.5\,eV\). The corresponding stopping potential is

1 \(1.3\;V\)
2 \(0.5\;V\)
3 \(2.3\;V\)
4 \(1.8\;V\)
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