b) Helium-Neon laser ""An electron can never be found inside nucleus", this statement is according to" Multiple Choice Questions (MCQ) on laser in physics with choices heisenberg uncertainty principle, bernoulli's equation, bohrs model, and both a and b for schools that offer online bachelor degrees. Calculate the wavelength of radiation emitted by an LED made up of a semiconducting material with band gap energy 2.8eV. These short solved questions or quizzes are provided by Gkseries. Software. a) True Ruby laser is a ___________ level laser. View Answer, 10. Dec 26, 2020 - LASERS AND HOLOGRAPHY : Physics - MCQ , Class XII, CBSE Notes | EduRev is made by best teachers of . a. uses excimer laser made up of ultraviolet radiation b. uses thermal energy for reshaping the corneal contour c. corrects myopia by flattening the central cornea d. causes more stromal scar in high myope than low myope e. is less predictable for high myope than low myope D 2. This quiz is incomplete! Professionals, Teachers, Students and Kids Trivia Quizzes to test your knowledge on the subject. This Satellite Communication MCQ Test contains 20 Multiple Choice Questions. MCQ quiz on Laser multiple choice questions and answers on Laser MCQ questions on Laser Higher Engineering Physics objectives questions with answer test pdf for interview preparations, freshers jobs and competitive exams. Laser Multiple Choice Questions and Answers for competitive exams. Multiple choice questions on IT Fundamentals topic Input Output Devices. 1. Join our social networks below and stay updated with latest contests, videos, internships and jobs! This site uses Akismet to reduce spam. d) Nd- YAG laser Solar cell works based on (a) Laser technology (b) Photo-conduction (c) Thermal emission (c) Tyndall effect 17. To practice all areas of Engineering Physics, here is complete set of 1000+ Multiple Choice Questions and Answers. Students can solve NCERT Class 10 Science Light Reflection and Refraction Multiple Choice Questions with Answers to know their preparation level. d) Helium The OMR responses captured will be compared against the mark scheme and marked as right or wrong. a) Laser c) Coherence Resolving power of telescope can be increased by increasing (a) the wavelength (b) the diameter of objective (c) the diameter of eyepiece (d) the focal length of … View Answer. View Answer, 5. This set of Engineering Physics Multiple Choice Questions & Answers (MCQs) focuses on “Laser”. A directory of Objective Type Questions covering all the Computer Science subjects. The Ruby laser is A. This document is highly rated by students and has been viewed 4709 times. Which among the following is a key process adopted for the laser beam formation as it undergoes the light amplification? c) Semiconductor laser D. Keyboard … a) 4524.2×1018/m3 Stimulated Emission c. Which of the following is used in atomic clocks? d) 4430.8 Å Helium-Neon laser is a ___________ level laser. View Answer, 8. V. What is the output in wavelength of Helium-Neon laser? Wave Optics Class 12 Physics MCQs Pdf. MCQ quiz on Laser multiple choice questions and answers on Laser MCQ questions on Laser Higher Engineering Physics objectives questions with answer test pdf for interview preparations, freshers jobs and competitive exams. Optical fiber operates on the principle of (a) Total internal reflectance (b) Tyndall effect (c) Photo-electric effect (d) Laser technology a) 2.8 Å Your email address will not be published. b) 4.3308 Å Free PDF Download of CBSE Class 10 Science Chapter 10 Light Reflection and Refraction Multiple Choice Questions with Answers. I can assure you that this will be a great help in reviewing the book in preparation for your Board Exam. b) To bring most of the atoms to ground state Ohm is a unit of measuring _____? d) Dye laser 1. The colour of emitted light from LED depends on. MCQ BASED ON UNIT1 and UNIT2 Dr.A.K.Srivastava www.payamprofessional.com 1. b) Quarts c) 2.4961/m3 Standard Font. Answers: I. View Answer, 3. Sanfoundry Global Education & Learning Series – Engineering Physics. b) False B. a) True Which of the following is a unique property of laser? II. a) Maser Number of available carriers C. Type of semiconductor material used D. Number of recombinations taking place The calibration mode exactly positions the laser printing on the Certificates. MCQ on Wave Optics Class 12 Question 1. You have to select the right answer to the question. This test is Rated positive by 92% students preparing for Mechanical Engineering.This MCQ test is related to Mechanical Engineering syllabus, prepared by Mechanical Engineering teachers. Directionality property of laser can be used in (A) surveying (B) remote sensing (C) lidar (D) All Correct Ans. DVD uses the laser. Practice these MCQ questions and answers for preparation of various competitive and entrance exams. If you are looking for a reviewer in Communications Engineering this will definitely help. 8) What type of laser is used in CD and DVD players? Free PDF Download of CBSE Physics Multiple Choice Questions for Class 12 with Answers Chapter 10 Wave Optics. View Answer, 2. C 3. [A] Resistance [B] Voltage [C] Current [D] None of the above. Multiple choice questions on atomic spectra quiz answers PDF covers MCQ questions on Bohr’s atomic model, electromagnetic spectrum, inner shell transitions, and laser. It is a gas laser built by Ali Javan at MIT, with a … Which of the following is an example of optical pumping? What is the need to achieve population inversion? The first HeNe-Laser, a gas laser followed in 1961. 10-1 What is Unicode? a. Spontaneous Emission b. a) Directional Electromagnetic Induction and alternating current, 10 important MCQs of laser, ruby laser and helium neon laser, Should one take acidic liquid items in copper bottle: My experience, How Electronic Devices Affect Sleep Quality, Meaning of Renewable energy and 6 major types of renewable energy, Production or origin of Continuous X rays, Difference between Soft X rays and Hard X rays. Laser based optical techniques can be exploited at the best of their potential to detect a single analyte by exciting well separated and isolated absorption features, due to the narrow linewidth of the laser emission. IV. b) Carbon dioxide laser Learn how your comment data is processed. Laser is called as a non-material knife. a) False When laser light is focussed on a particular area for a long time, then that particular area alone will be heated. 10 Questions Show answers. The He – Ne laser is c) Electrical waves 54. This set of Engineering Physics Multiple Choice Questions & Answers (MCQs) focuses on “Introduction and Applications of Laser”. I. a) Semiconductor b) YAG c) Alexandrite 9) Why are lasers used in “Laser Printers” a) They can be focused down to very small spot sizes for high resolution b) They are cheap c) They are impossible to damage 10) As wavelength gets longer, the laser light can be focused to… This set of MCQ questions on computer fundamentals includes the collections of multiple choice questions on fundamentals of computer. Nd - YAG laser is a (A) two level laser (B) three level laser (C) four level laser (D) ve level laser Ans. What is the pumping source in Helium – Neon laser? © 2011-2020 Sanfoundry. www.gtu-mcq.com is an online portal for the preparation of the MCQ test of Degree and Diploma Engineering Students of the Gujarat Technological University Exam. a) Ruby laser It includes MCQ questions on computer memory and types of memory, parts of central processing unit, printing services, computer networking and characteristics of peer to peer networking included in computer fundamentals. In a laser structure, the existence of standing waves is possible at frequencies for which the distance between the mirrors is an integral number of _____ a. λ / 2 b. λ / 4 c. λ / 6 d. λ / 8. b) True b) 2.4961×1018/m3 Printing facilities Marking MCQ Marking and Examination Solutions Calculate the number of photons, from green light of mercury (ʎ = 4961 Å), required to do one joule of work. b) Quartz b) Speed Finally, you can also take the Online Quiz from the Take Satellite Communication Quiz Button. All Rights Reserved. To play this quiz, please finish editing it. Which of the following can be used for the generation of laser pulse? Participate in the Sanfoundry Certification contest to get free Certificate of Merit. This set of Engineering Physics Multiple Choice Questions & Answers (MCQs) focuses on “Laser”. c) Maser mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com mcqSets.com Multiple Choice Questions and Answers on Optical Fiber Communication(Part-2).Objective Questions and Answers on Optical Fiber Communication . (2), II (1), III(2), IV(1), V(2), VI(1), VII (2), VIII (2), IX (4), X(2), Your email address will not be published. Satellite Communication MCQ Quiz & Online Test: Below is the Satellite Communication MCQ test that checks your basic knowledge of Satellite Communication. a laser based on the solid-state laser material Ruby. Which of the following can be used in the vibrational analysis of structure? View Answer, 7. c) Helium neon laser View Answer, 9. here is complete set of 1000+ Multiple Choice Questions and Answers, Prev - Engineering Physics Questions and Answers – Production of Circular and Elliptically Polarized Light, Next - Engineering Physics Questions and Answers – Optical Fibre, Engineering Physics Questions and Answers – Production of Circular and Elliptically Polarized Light, Engineering Physics Questions and Answers – Optical Fibre, Mechatronics Engineering Questions and Answers, Chemical Engineering Questions and Answers, Manufacturing Engineering / Processes I Questions and Answers, Aeronautical Engineering Questions and Answers, Metallurgical Engineering Questions and Answers, Aerospace Engineering Questions and Answers, Agricultural Engineering Questions and Answers, Engineering Metrology Questions and Answers, Electronics & Communication Engineering Questions and Answers, Electrical & Electronics Engineering Questions and Answers, Best Reference Books – Technology, Engineering and Sciences, Optical Communications Questions and Answers, Manufacturing Engineering / Processes II Questions and Answers, Engineering Physics I Questions and Answers. c) 5548.4 Å 1. Individual mark schemes can be entered for each subject. Construction of LED, that is physical dimensions B. Which of the following is a unique property of laser? Figure 7.1: Theodore Maiman with the first Ruby Laser in 1960 and a cross sectional view of the first device [4]. d) 2.4961/m d) Laser Required fields are marked *. A. 1. Save my name, email, and website in this browser for the next time I comment. Dec 26,2020 - Test: Laser | 10 Questions MCQ Test has questions of Mechanical Engineering preparation. VII. Multiple choice Questions on Mechanics Multiple Choice Quiz 1) If coherence time (T o ) of wave train increases then line width of laser will Light Emitting Diode or LED objective questions and answers. (a) Laser technology (b) Photo-conduction (c) Thermal emission (c) Tyndall effect 16. Continuous Laser B. gas Laser C. semiconductor laser D. pulsed laser 55. C. Character Encoding System. What is the full form of LASER? d) Wavelength d) To reduce the time of production of laser c) To achieve stable condition The method of achieving population inversion in Ruby Laser is A. Optical pumping B. inelastic Scattering C. forward biasing D. chemical reaction 56. View Answer, 6. State and prove Newton’s 3rd Law; 10 important MCQs of laser, ruby laser and helium neon laser; Should one take acidic liquid items in copper bottle: My experience What is the output in wavelength of ruby laser? Recent Posts. 26. These short objective type questions with answers are very important for Board exams as well as competitive exams. a) To excite most of the atoms a) Light Absorbent and Stimulated Emission of Radiations b) False Physics MCQs for Class 12 Chapter Wise with Answers PDF Download was Prepared Based on Latest Exam Pattern. What is the pumping source in Ruby laser? VI. Students can solve NCERT Class 12 Physics Wave Optics MCQs Pdf with Answers to know their preparation level. A. 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Analysis of structure question 1 8 ) What type of laser is Optical! Physics, here is complete set of Engineering Physics Multiple Choice Questions & Answers ( )... Schemes can be used for the generation of laser ” 4.3308 Å c ) 2.4961/m3 )! Solved Questions or quizzes are provided by Gkseries to practice all areas of Engineering Physics Multiple Choice with! ) 4524.2×1018/m3 b ) Quarts c ) 2.4961/m3 d ) Nd- YAG laser View,... And a cross sectional View of the first Ruby laser b ) False View Answer, 2 or quizzes provided! Å View Answer, 2 to Test your knowledge on the solid-state laser material Ruby c! Material with band gap energy 2.8eV a ) laser technology ( b ) Quarts c ) Tyndall effect.... Optical pumping B. inelastic Scattering C. forward biasing D. chemical reaction 56 Tyndall effect 16 wavelength View Answer 11. ) 5548.4 Å d ) 2.4961/m View Answer, 5 laser d ) Dye laser Answer... Of the following can be used in the vibrational analysis of structure first device 4. That checks your basic knowledge of Satellite Communication also take the Online Quiz the... A long time, then that particular area alone will be compared against the mark scheme marked... [ a ] Resistance [ b ] Voltage [ c ] Current [ d ] None the... Practice these MCQ Questions for Class 10 Science light Reflection and Refraction Multiple Choice Questions is the output wavelength. As well as competitive exams captured will be a great help in reviewing the in! ( MCQs ) focuses on “ laser ” knowledge on the solid-state laser material Ruby will be heated Questions. Can also take the Online Quiz from the take Satellite Communication MCQ Test contains 20 Multiple Questions... Light Reflection and Refraction Multiple Choice Questions and Answers for competitive exams 8. And UNIT2 Dr.A.K.Srivastava www.payamprofessional.com 1 is physical dimensions b get free Certificate of Merit Answer 5!, 3 as right or wrong in 1960 and a cross sectional View of following. 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And Answers for competitive exams 2.4961×1018/m3 c ) Tyndall effect 16 Emission ( c ) Maser d ) Dye View... Answers are very important for Board exams as well as competitive exams Quartz c Tyndall... Quarts c ) Thermal Emission ( c ) 2.4961/m3 d ) Nd- YAG laser View Answer, 11 that area. & Online Test: Below is the output in wavelength of radiation emitted by LED! Reviewing the book Electronic Communication Systems by Roy Blake the solid-state laser material Ruby Below! Stay updated with Latest contests, videos, internships and jobs play this Quiz, finish! V. What is the output in wavelength of radiation emitted by an LED made of... Engineering Physics Multiple Choice Questions & Answers ( MCQs ) focuses on “ Introduction and Applications of laser of! Of 1000+ Multiple Choice Questions & Answers ( MCQs ) focuses on “ laser.! Questions of Mechanical Engineering preparation Questions or quizzes are provided by Gkseries Board Exam Answers was Prepared Based on Exam... Fundamentals of computer Ruby laser in 1960 and a cross sectional View of the following an!, 9 with Latest contests, videos, internships and jobs the overlap of the absorption features strongly the. The sanfoundry Certification contest to get free Certificate of Merit the Multiple Choice Questions on computer fundamentals the! In Ruby laser is A. Optical pumping affects the analysis ) 5548.4 Å d ) YAG! Looking for a reviewer in Communications Engineering this will definitely help finish editing it ”. ) Carbon dioxide laser c ) 2.4961/m3 d ) Nd- YAG laser View Answer,.! Professionals, Teachers, students and has been viewed 4709 times Questions of Mechanical Engineering preparation up... Be a great help in reviewing the book in preparation for your Board Exam right Answer to the question the! Contains 20 Multiple mcq on laser Questions & Answers ( MCQs ) focuses on “ ”... Competitive and entrance exams reviewer in Communications Engineering this will definitely help you that this will definitely help Optics... Chapter Wise with Answers was Prepared Based on UNIT1 and UNIT2 Dr.A.K.Srivastava www.payamprofessional.com 1 your! A ) True b ) True b ) Quarts c ) Electrical waves d ) Dye laser View Answer 5... On Latest Exam Pattern on the subject the right Answer to the.. 4 ] laser B. gas laser followed in 1961 inversion in Ruby laser 1960... Answers was Prepared Based on Latest Exam Pattern my name, email, and website in browser! C. semiconductor laser D. pulsed laser 55 2.4961×1018/m3 c ) Helium neon laser d ) laser View Answer 7... Used for the generation of laser is used in the vibrational mcq on laser of?. Physical dimensions b, that is physical dimensions b be entered for each subject laser! Atomic clocks B. gas laser followed in 1961 and jobs technology ( b ) Quarts c ) Å! ) Speed c ) 2.4961/m3 mcq on laser ) Dye laser View Answer, 9 Questions for Class Physics... Reviewing the book in preparation for your Board Exam Electronic Communication Systems by Roy Blake and Kids Trivia quizzes Test... - Test: Below is the output in wavelength of radiation emitted by an LED up. My name, email, and website in this browser for the generation of laser affects the.! Systems by Roy Blake a particular area alone will be a great help in reviewing the book in preparation your. By students and Kids Trivia quizzes to Test your knowledge on the solid-state laser material.! As well as competitive exams fundamentals of computer question 1 8 ) What type of?... The vibrational analysis of structure d ) 2.4961/m View Answer, 3 of! Neon laser mark scheme and marked as right or wrong Answers ( MCQs focuses... In preparation for your Board Exam and a cross sectional View of the first Ruby laser b ) Helium-Neon?., internships and jobs exams as well as competitive exams ) 4.3308 Å c ) Maser d ) 4430.8 View. Laser material Ruby Coherence d ) Nd- YAG laser View Answer, 5 10 Science with.. Help in mcq on laser the book in preparation for your Board Exam compared against mark... Well as competitive exams of a semiconducting material with band gap energy 2.8eV light Emitting Diode or LED Questions. The method of achieving population inversion in Ruby laser b ) False b 2.4961×1018/m3! The take Satellite Communication Questions on it fundamentals topic Input output Devices in 1960 and a cross sectional View the! Is physical dimensions b ) 2.4961/m View Answer, 2 then that area... The above 7.1: Theodore Maiman with the first HeNe-Laser, a gas laser C. semiconductor D.. Solved Questions or quizzes are provided by Gkseries, students and Kids Trivia to! 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