Laser Physics

Laser Principles MCQs with Answers

Photo of Admin AdminApril 12, 2024
0 9 1 minute read

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

Laser Principles Online Quiz

By presenting 3 options to choose from, Laser Principles Quiz which cover a wide range of topics and levels of difficulty, making them adaptable to various learning objectives and preferences. You will have to read all the given answers of Laser Principles Questions and Answers and click over the correct answer.

  • Test Name: Laser Principles MCQ Quiz Practice
  • Type: Quiz Test
  • Total Questions: 40
  • Total Marks: 40
  • Time: 40 minutes

Note: Answer of the questions will change randomly each time you start the test. Practice each quiz test at least 3 times if you want to secure High Marks. Once you are finished, click the View Results button. If any answer looks wrong to you in Quizzes. simply click on question and comment below that question. so that we can update the answer in the quiz section.

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Laser Principles

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1 / 40

What is the primary requirement for achieving laser action in a medium?

2 / 40

Which process is essential for achieving population inversion in the lasing medium?

3 / 40

Which process occurs when the number of photons leaving the laser cavity exceeds the number of photons entering it, resulting in laser output?

4 / 40

What is the term for the process of maintaining a population inversion in the lasing medium?

5 / 40

Which laser property refers to the ability of laser light to travel over long distances with minimal divergence?

6 / 40

What is the term for the process by which incident photons trigger the emission of additional photons of the same frequency, phase, and direction?

7 / 40

What is the term for the process of raising electrons to higher energy levels in the lasing medium?

8 / 40

What is the primary function of the lasing medium in a laser system?

9 / 40

Which process is essential for achieving population inversion in the lasing medium?

10 / 40

What is the term for the amplification of light by stimulated emission in a laser medium?

11 / 40

What is the term for the number of photons emitted by stimulated emission exceeding the number of photons lost by absorption or leakage?

12 / 40

In laser operation, what is the process of raising electrons to higher energy levels called?

13 / 40

What is the term for the process of converting electrical energy into light energy in a laser system?

14 / 40

Which property of laser light makes it different from ordinary light sources such as incandescent bulbs?

15 / 40

Which type of laser cavity uses two mirrors, one fully reflective and the other partially reflective, to produce laser output?

16 / 40

What determines the wavelength of laser emission in a particular laser system?

17 / 40

Which laser property refers to the uniform alignment of the electromagnetic waves in space and time?

18 / 40

What is the primary requirement for achieving laser action in a medium?

19 / 40

What does the acronym LASER stand for?

20 / 40

What is the term for the process of ensuring that the lasing medium contains more atoms or molecules in the excited state than in the ground state?

21 / 40

What is the term for the number of photons emitted by stimulated emission exceeding the number of photons lost by absorption or leakage?

22 / 40

Which optical element at the ends of the laser cavity allows light to enter and exit while minimizing losses?

23 / 40

What is the term for the process of converting electrical energy into light energy in a laser system?

24 / 40

Which property of laser light makes it different from ordinary light sources such as incandescent bulbs?

25 / 40

Which property of laser light allows it to be focused to a very small spot size?

26 / 40

Which type of laser cavity uses two mirrors, one fully reflective and the other partially reflective, to produce laser output?

27 / 40

What determines the directionality of laser beams?

28 / 40

Which type of laser cavity consists of two parallel mirrors with reflective coatings on their ends?

29 / 40

What is the term for the spontaneous emission of light by atoms or molecules returning from excited states to lower energy states?

30 / 40

Which type of laser cavity consists of two parallel mirrors with reflective coatings on their ends?

31 / 40

What is the term for the condition where the number of electrons in the excited state exceeds the number in the ground state in the lasing medium?

32 / 40

What is the term for the condition where the number of electrons in the excited state exceeds the number in the ground state in the lasing medium?

33 / 40

What is the term for the process by which electrons return to lower energy levels and emit photons in a laser system?

34 / 40

Which phenomenon forms the basis of laser operation?

35 / 40

What is the term for the optical cavity that reflects light back and forth, allowing stimulated emission to amplify the light?

36 / 40

Which type of laser cavity has curved mirrors to confine the laser beam in a circular path?

37 / 40

Which process occurs when the number of photons leaving the laser cavity exceeds the number of photons entering it, resulting in laser output?

38 / 40

What is the term for the process of maintaining a population inversion in the lasing medium?

39 / 40

What is the term for the amplification of light by stimulated emission in a laser medium?

40 / 40

Which property of laser light allows it to be focused to a very small spot size?

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Photo of Admin AdminApril 12, 2024
0 9 1 minute read
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