Photoelectric Effect MCQs with Answers

adminJune 12, 2024

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Welcome to the Photoelectric Effect MCQs with Answers. In this post, we have shared Photoelectric Effect Online Test for different competitive exams. Find practice Photoelectric Effect Practice Questions with answers in Physics Tests exams here. Each question offers a chance to enhance your knowledge regarding Photoelectric Effect.

Photoelectric Effect Online Quiz

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Test Name: Photoelectric Effect MCQ Quiz Practice
Type: Quiz Test
Total Questions: 40
Total Marks: 40
Time: 40 minutes

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Photoelectric Effect

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1 / 40

Who was the scientist who first observed the photoelectric effect?

Niels Bohr

Albert Einstein

Max Planck

2 / 40

What term describes the phenomenon where electrons are ejected from a material due to the absorption of photons?

Photoemission

Zeeman effect

Compton effect

3 / 40

What term describes the phenomenon where electrons are ejected from a material due to the absorption of photons?

Compton effect

Zeeman effect

Photoemission

4 / 40

What type of relationship exists between the frequency of incident light and the kinetic energy of emitted electrons in the photoelectric effect?

Inversely proportional

Directly proportional

No relationship

5 / 40

What is the name of the experiment that provided evidence for the particle nature of light through the photoelectric effect?

Rutherford scattering experiment

Photoelectric effect experiment

Double-slit experiment

6 / 40

What phenomenon describes the emission of electrons from a material when light of a certain frequency is shone upon it?

Photoelectric effect

Zeeman effect

Compton effect

7 / 40

What material property determines the threshold frequency for the photoelectric effect?

Kinetic energy

Threshold energy

Work function

8 / 40

What material property determines the cutoff frequency for the photoelectric effect?

Threshold energy

Kinetic energy

Work function

9 / 40

What type of relationship exists between the frequency of incident light and the kinetic energy of emitted electrons in the photoelectric effect?

Directly proportional

No relationship

Inversely proportional

10 / 40

What phenomenon describes the increase in kinetic energy of photoelectrons as the frequency of incident light increases?

Zeeman effect

Compton effect

Photoelectric effect

11 / 40

What type of relationship exists between the intensity of incident light and the number of photoelectrons emitted in the photoelectric effect?

Inversely proportional

No relationship

Proportional

12 / 40

What is the name of the equation used to calculate the energy of photoelectrons ejected in the photoelectric effect?

E=hf+ϕE = hf + phiE=hf+ϕ

E=hfϕE = frac{hf}{phi}E=ϕhf

E=hf−ϕE = hf - phiE=hf−ϕ

13 / 40

What material property determines the cutoff frequency for the photoelectric effect?

Threshold energy

Work function

Kinetic energy

14 / 40

What phenomenon describes the emission of electrons from a material when light of a certain frequency is shone upon it?

Compton effect

Photoelectric effect

Zeeman effect

15 / 40

What type of relationship exists between the frequency of incident light and the kinetic energy of emitted electrons in the photoelectric effect?

No relationship

Inversely proportional

Directly proportional

16 / 40

What is the name of the equation used to calculate the maximum kinetic energy of photoelectrons?

Einstein's photoelectric equation

Planck's equation

Bohr's equation

17 / 40

What term refers to the emission of electrons from a metal surface when light falls on it?

Photoelectric effect

Compton effect

Zeeman effect

18 / 40

What is the minimum frequency of light required to cause the photoelectric effect?

Cutoff frequency

Maximum frequency

Threshold frequency

19 / 40

What is the name of the experiment that provided evidence for the particle nature of light through the photoelectric effect?

Rutherford scattering experiment

Photoelectric effect experiment

Double-slit experiment

20 / 40

What does the photoelectric effect demonstrate regarding the wave-particle duality of light?

Wave-like behavior

Particle-like behavior

Both particle-like and wave-like

21 / 40

What does the photoelectric effect demonstrate regarding the wave-particle duality of light?

Both particle-like and wave-like

Particle-like behavior

Wave-like behavior

22 / 40

What phenomenon describes the emission of electrons from a material when light of a certain frequency is shone upon it?

Compton effect

Photoelectric effect

Zeeman effect

23 / 40

What does the photoelectric effect demonstrate regarding the wave-particle duality of light?

Both particle-like and wave-like

Wave-like behavior

Particle-like behavior

24 / 40

What is the name of the equation used to calculate the maximum kinetic energy of photoelectrons?

Bohr's equation

Einstein's photoelectric equation

Planck's equation

25 / 40

What is the name of the equation used to calculate the maximum kinetic energy of photoelectrons?

Bohr's equation

Einstein's photoelectric equation

Planck's equation

26 / 40

What is the minimum frequency of light required to cause the photoelectric effect?

Threshold frequency

Cutoff frequency

Maximum frequency

27 / 40

What type of relationship exists between the intensity of incident light and the number of photoelectrons emitted in the photoelectric effect?

No relationship

Inversely proportional

Proportional

28 / 40

What term describes the energy required to remove an electron from the surface of a material?

Work function

Kinetic energy

Threshold energy

29 / 40

What is the minimum frequency of light required to cause the photoelectric effect?

Threshold frequency

Maximum frequency

Cutoff frequency

30 / 40

What term describes the phenomenon where electrons are ejected from a material due to the absorption of photons?

Compton effect

Zeeman effect

Photoemission

31 / 40

What effect occurs when photons transfer some of their energy to electrons, increasing their kinetic energy and changing their direction?

Photoelectric effect

Compton effect

Zeeman effect

32 / 40

What material property determines the threshold frequency for the photoelectric effect?

Work function

Kinetic energy

Threshold energy

33 / 40

What is the phenomenon where electrons in an atom absorb energy and move to a higher energy level, then emit energy as they return to a lower level?

Atomic excitation

Atomic emission

Atomic absorption

34 / 40

What material property determines the cutoff frequency for the photoelectric effect?

Kinetic energy

Threshold energy

Work function

35 / 40

What effect occurs when photons transfer some of their energy to electrons, increasing their kinetic energy and changing their direction?

Compton effect

Photoelectric effect

Zeeman effect

36 / 40

What effect occurs when photons transfer some of their energy to electrons, increasing their kinetic energy and changing their direction?

Compton effect

Photoelectric effect

Zeeman effect

37 / 40

What phenomenon describes the increase in kinetic energy of photoelectrons as the frequency of incident light increases?

Zeeman effect

Compton effect

Photoelectric effect

38 / 40

What is the phenomenon where electrons in an atom absorb energy and move to a higher energy level, then emit energy as they return to a lower level?

Atomic emission

Atomic absorption

Atomic excitation

39 / 40

What is the name of the equation used to calculate the energy of photoelectrons ejected in the photoelectric effect?

E=hf−ϕE = hf - phiE=hf−ϕ

E=hfϕE = frac{hf}{phi}E=ϕhf

E=hf+ϕE = hf + phiE=hf+ϕ

40 / 40

What term describes the energy required to remove an electron from the surface of a material?

Work function

Threshold energy

Kinetic energy

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adminJune 12, 2024

0 12 1 minute read