Photoelectric Effect
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357721 Given that a photon of light of wavelength \(10,000\mathop A\limits^o \) has an energy equal to \(1.23\,eV\). When light of wavelength \(5000\mathop A\limits^o \) and intensity \(I_{0}\) falls on a photoelectric cell, the surface current is \(0.40 \times {10^{ - 6}}\mathop A\limits^o \) and the stopping potential is \(1.36\;V\), then the work function is

1 \(0.55\,eV\)
2 \(1.10\,eV\)
3 \(1.53\,eV\)
4 \(0.43\,eV\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357722 Statement A :
If the frequency of the incident light on a metal surface is doubled, the kinetic energy of emitted electrons is more than doubled.
Statement B :
The metal will provide additional energy to the emitted photoelectron for light of higher frequency than that for lower frequency.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357723 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 \(0.5\;V\)
2 \(1.3\;V\)
3 \(1.8\;V\)
4 \(2.3\;V\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357724 The photoelectric threshold frequency of a metal is \(v_{0}\). When light of frequency \(4 v_{0}\) is incident on the metal, the maximum kinetic energy of the emitted photoelectrons is

1 \(4\, h v_{0}\)
2 \(3\, h v_{0}\)
3 \(\dfrac{h v_{0}}{4}\)
4 \(\dfrac{h v_{0}}{2}\).
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357725 In photoelectric effect stopping potential for electromagnetic radiations depends on

1 Amplitude
2 Intensity
3 Phase
4 Frequency
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357721 Given that a photon of light of wavelength \(10,000\mathop A\limits^o \) has an energy equal to \(1.23\,eV\). When light of wavelength \(5000\mathop A\limits^o \) and intensity \(I_{0}\) falls on a photoelectric cell, the surface current is \(0.40 \times {10^{ - 6}}\mathop A\limits^o \) and the stopping potential is \(1.36\;V\), then the work function is

1 \(0.55\,eV\)
2 \(1.10\,eV\)
3 \(1.53\,eV\)
4 \(0.43\,eV\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357722 Statement A :
If the frequency of the incident light on a metal surface is doubled, the kinetic energy of emitted electrons is more than doubled.
Statement B :
The metal will provide additional energy to the emitted photoelectron for light of higher frequency than that for lower frequency.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357723 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 \(0.5\;V\)
2 \(1.3\;V\)
3 \(1.8\;V\)
4 \(2.3\;V\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357724 The photoelectric threshold frequency of a metal is \(v_{0}\). When light of frequency \(4 v_{0}\) is incident on the metal, the maximum kinetic energy of the emitted photoelectrons is

1 \(4\, h v_{0}\)
2 \(3\, h v_{0}\)
3 \(\dfrac{h v_{0}}{4}\)
4 \(\dfrac{h v_{0}}{2}\).
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357725 In photoelectric effect stopping potential for electromagnetic radiations depends on

1 Amplitude
2 Intensity
3 Phase
4 Frequency
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357721 Given that a photon of light of wavelength \(10,000\mathop A\limits^o \) has an energy equal to \(1.23\,eV\). When light of wavelength \(5000\mathop A\limits^o \) and intensity \(I_{0}\) falls on a photoelectric cell, the surface current is \(0.40 \times {10^{ - 6}}\mathop A\limits^o \) and the stopping potential is \(1.36\;V\), then the work function is

1 \(0.55\,eV\)
2 \(1.10\,eV\)
3 \(1.53\,eV\)
4 \(0.43\,eV\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357722 Statement A :
If the frequency of the incident light on a metal surface is doubled, the kinetic energy of emitted electrons is more than doubled.
Statement B :
The metal will provide additional energy to the emitted photoelectron for light of higher frequency than that for lower frequency.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357723 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 \(0.5\;V\)
2 \(1.3\;V\)
3 \(1.8\;V\)
4 \(2.3\;V\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357724 The photoelectric threshold frequency of a metal is \(v_{0}\). When light of frequency \(4 v_{0}\) is incident on the metal, the maximum kinetic energy of the emitted photoelectrons is

1 \(4\, h v_{0}\)
2 \(3\, h v_{0}\)
3 \(\dfrac{h v_{0}}{4}\)
4 \(\dfrac{h v_{0}}{2}\).
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357725 In photoelectric effect stopping potential for electromagnetic radiations depends on

1 Amplitude
2 Intensity
3 Phase
4 Frequency
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357721 Given that a photon of light of wavelength \(10,000\mathop A\limits^o \) has an energy equal to \(1.23\,eV\). When light of wavelength \(5000\mathop A\limits^o \) and intensity \(I_{0}\) falls on a photoelectric cell, the surface current is \(0.40 \times {10^{ - 6}}\mathop A\limits^o \) and the stopping potential is \(1.36\;V\), then the work function is

1 \(0.55\,eV\)
2 \(1.10\,eV\)
3 \(1.53\,eV\)
4 \(0.43\,eV\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357722 Statement A :
If the frequency of the incident light on a metal surface is doubled, the kinetic energy of emitted electrons is more than doubled.
Statement B :
The metal will provide additional energy to the emitted photoelectron for light of higher frequency than that for lower frequency.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357723 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 \(0.5\;V\)
2 \(1.3\;V\)
3 \(1.8\;V\)
4 \(2.3\;V\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357724 The photoelectric threshold frequency of a metal is \(v_{0}\). When light of frequency \(4 v_{0}\) is incident on the metal, the maximum kinetic energy of the emitted photoelectrons is

1 \(4\, h v_{0}\)
2 \(3\, h v_{0}\)
3 \(\dfrac{h v_{0}}{4}\)
4 \(\dfrac{h v_{0}}{2}\).
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357725 In photoelectric effect stopping potential for electromagnetic radiations depends on

1 Amplitude
2 Intensity
3 Phase
4 Frequency
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357721 Given that a photon of light of wavelength \(10,000\mathop A\limits^o \) has an energy equal to \(1.23\,eV\). When light of wavelength \(5000\mathop A\limits^o \) and intensity \(I_{0}\) falls on a photoelectric cell, the surface current is \(0.40 \times {10^{ - 6}}\mathop A\limits^o \) and the stopping potential is \(1.36\;V\), then the work function is

1 \(0.55\,eV\)
2 \(1.10\,eV\)
3 \(1.53\,eV\)
4 \(0.43\,eV\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357722 Statement A :
If the frequency of the incident light on a metal surface is doubled, the kinetic energy of emitted electrons is more than doubled.
Statement B :
The metal will provide additional energy to the emitted photoelectron for light of higher frequency than that for lower frequency.

1 Statement A is correct but Statement B is incorrect.
2 Statement A is incorrect but Statement B is correct.
3 Both statements are correct.
4 Both Statements are incorrect.
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357723 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 \(0.5\;V\)
2 \(1.3\;V\)
3 \(1.8\;V\)
4 \(2.3\;V\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357724 The photoelectric threshold frequency of a metal is \(v_{0}\). When light of frequency \(4 v_{0}\) is incident on the metal, the maximum kinetic energy of the emitted photoelectrons is

1 \(4\, h v_{0}\)
2 \(3\, h v_{0}\)
3 \(\dfrac{h v_{0}}{4}\)
4 \(\dfrac{h v_{0}}{2}\).
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357725 In photoelectric effect stopping potential for electromagnetic radiations depends on

1 Amplitude
2 Intensity
3 Phase
4 Frequency