Photoelectric Effect
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357636 Read Assertion and Reason carefully to mark the correct option given below.
Assertion :
Number of photons increases with increase in frequency of light.
Reason :
Maximum kinetic energy of emitted electrons increases with the frequency of incident radiation.

1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of Assertion.
3 Assertion is true but Reason is false.
4 Assertion is false but Reason is true.
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357637 The following graph represents the variation of photocurrent with anode potential for a metal surface. Here \(I_{1}, I_{2}\) and \(I_{3}\) represents intensities and \(\gamma_{1}, \gamma_{2}\) and \(\gamma_{3}\) represent frequency for curves 1, 2 and 3 respectively then
supporting img

1 \(\gamma_{1}=\gamma_{2}\) and \(I_{1}=I_{2}\)
2 \(\gamma_{2}=\gamma_{3}\) and \(I_{1}=I_{3}\)
3 \(\gamma_{1}=\gamma_{2}\) and \(I_{1} \neq I_{2}\)
4 \(\gamma_{1}=\gamma_{3}\) and \(I_{1}=I_{3}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357638 Assertion :
Stopping potential depends upon the frequency of incident light but is independent of the intensity of the light.
Reason :
The maximum kinetic energy of the photoelectrons depends on stopping potential.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357639 In photoelectric experiment the stopping potential was measured to be ' \(V_{1}\) ' and ' \(V_{2}\) ' volt with incident light of wavelength ' \(\lambda\) ' and \(\dfrac{\lambda}{2}\) respectively. The value of \(V_{2}\) is ( \(\phi_{0}=\) work functionn, \(e=\) electronic charge)

1 \(2 V_{1}+\dfrac{\phi_{0}}{e}\)
2 \(V_{1}-\dfrac{2 \phi_{0}}{e}\)
3 \(V_{1}+\dfrac{2 \phi_{0}}{e}\)
4 \(2 V_{1}-\dfrac{\phi_{0}}{e}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357636 Read Assertion and Reason carefully to mark the correct option given below.
Assertion :
Number of photons increases with increase in frequency of light.
Reason :
Maximum kinetic energy of emitted electrons increases with the frequency of incident radiation.

1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of Assertion.
3 Assertion is true but Reason is false.
4 Assertion is false but Reason is true.
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357637 The following graph represents the variation of photocurrent with anode potential for a metal surface. Here \(I_{1}, I_{2}\) and \(I_{3}\) represents intensities and \(\gamma_{1}, \gamma_{2}\) and \(\gamma_{3}\) represent frequency for curves 1, 2 and 3 respectively then
supporting img

1 \(\gamma_{1}=\gamma_{2}\) and \(I_{1}=I_{2}\)
2 \(\gamma_{2}=\gamma_{3}\) and \(I_{1}=I_{3}\)
3 \(\gamma_{1}=\gamma_{2}\) and \(I_{1} \neq I_{2}\)
4 \(\gamma_{1}=\gamma_{3}\) and \(I_{1}=I_{3}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357638 Assertion :
Stopping potential depends upon the frequency of incident light but is independent of the intensity of the light.
Reason :
The maximum kinetic energy of the photoelectrons depends on stopping potential.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357639 In photoelectric experiment the stopping potential was measured to be ' \(V_{1}\) ' and ' \(V_{2}\) ' volt with incident light of wavelength ' \(\lambda\) ' and \(\dfrac{\lambda}{2}\) respectively. The value of \(V_{2}\) is ( \(\phi_{0}=\) work functionn, \(e=\) electronic charge)

1 \(2 V_{1}+\dfrac{\phi_{0}}{e}\)
2 \(V_{1}-\dfrac{2 \phi_{0}}{e}\)
3 \(V_{1}+\dfrac{2 \phi_{0}}{e}\)
4 \(2 V_{1}-\dfrac{\phi_{0}}{e}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357636 Read Assertion and Reason carefully to mark the correct option given below.
Assertion :
Number of photons increases with increase in frequency of light.
Reason :
Maximum kinetic energy of emitted electrons increases with the frequency of incident radiation.

1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of Assertion.
3 Assertion is true but Reason is false.
4 Assertion is false but Reason is true.
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357637 The following graph represents the variation of photocurrent with anode potential for a metal surface. Here \(I_{1}, I_{2}\) and \(I_{3}\) represents intensities and \(\gamma_{1}, \gamma_{2}\) and \(\gamma_{3}\) represent frequency for curves 1, 2 and 3 respectively then
supporting img

1 \(\gamma_{1}=\gamma_{2}\) and \(I_{1}=I_{2}\)
2 \(\gamma_{2}=\gamma_{3}\) and \(I_{1}=I_{3}\)
3 \(\gamma_{1}=\gamma_{2}\) and \(I_{1} \neq I_{2}\)
4 \(\gamma_{1}=\gamma_{3}\) and \(I_{1}=I_{3}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357638 Assertion :
Stopping potential depends upon the frequency of incident light but is independent of the intensity of the light.
Reason :
The maximum kinetic energy of the photoelectrons depends on stopping potential.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357639 In photoelectric experiment the stopping potential was measured to be ' \(V_{1}\) ' and ' \(V_{2}\) ' volt with incident light of wavelength ' \(\lambda\) ' and \(\dfrac{\lambda}{2}\) respectively. The value of \(V_{2}\) is ( \(\phi_{0}=\) work functionn, \(e=\) electronic charge)

1 \(2 V_{1}+\dfrac{\phi_{0}}{e}\)
2 \(V_{1}-\dfrac{2 \phi_{0}}{e}\)
3 \(V_{1}+\dfrac{2 \phi_{0}}{e}\)
4 \(2 V_{1}-\dfrac{\phi_{0}}{e}\)
NEET Test Series from KOTA - 10 Papers In MS WORD WhatsApp Here
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357636 Read Assertion and Reason carefully to mark the correct option given below.
Assertion :
Number of photons increases with increase in frequency of light.
Reason :
Maximum kinetic energy of emitted electrons increases with the frequency of incident radiation.

1 Both Assertion and Reason are true and Reason is the correct explanation of Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of Assertion.
3 Assertion is true but Reason is false.
4 Assertion is false but Reason is true.
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357637 The following graph represents the variation of photocurrent with anode potential for a metal surface. Here \(I_{1}, I_{2}\) and \(I_{3}\) represents intensities and \(\gamma_{1}, \gamma_{2}\) and \(\gamma_{3}\) represent frequency for curves 1, 2 and 3 respectively then
supporting img

1 \(\gamma_{1}=\gamma_{2}\) and \(I_{1}=I_{2}\)
2 \(\gamma_{2}=\gamma_{3}\) and \(I_{1}=I_{3}\)
3 \(\gamma_{1}=\gamma_{2}\) and \(I_{1} \neq I_{2}\)
4 \(\gamma_{1}=\gamma_{3}\) and \(I_{1}=I_{3}\)
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357638 Assertion :
Stopping potential depends upon the frequency of incident light but is independent of the intensity of the light.
Reason :
The maximum kinetic energy of the photoelectrons depends on stopping potential.

1 Both Assertion and Reason are correct and Reason is the correct explanation of the Assertion.
2 Both Assertion and Reason are correct but Reason is not the correct explanation of the Assertion.
3 Assertion is correct but Reason is incorrect.
4 Assertion is incorrect but reason is correct.
PHXII11:DUAL NATURE OF RADIATION AND MATTER

357639 In photoelectric experiment the stopping potential was measured to be ' \(V_{1}\) ' and ' \(V_{2}\) ' volt with incident light of wavelength ' \(\lambda\) ' and \(\dfrac{\lambda}{2}\) respectively. The value of \(V_{2}\) is ( \(\phi_{0}=\) work functionn, \(e=\) electronic charge)

1 \(2 V_{1}+\dfrac{\phi_{0}}{e}\)
2 \(V_{1}-\dfrac{2 \phi_{0}}{e}\)
3 \(V_{1}+\dfrac{2 \phi_{0}}{e}\)
4 \(2 V_{1}-\dfrac{\phi_{0}}{e}\)