/Resources 50 0 R /Filter /FlateDecode /Length 69 >> �z@� �0&��52�342�s�C|�\�� �sk }�qrP��6B�!L�&B!���z_����?A�/��'���� View Dual Nature of Matter and Radiation.pdf from PHYSICS 03 at El Centro College. /Infix <> /ShowGrid false /ShowGuides false /SnapToGrid false x�3R��2�35W(�*T0P�R0T(�Y@��� Towards the end of the nineteenth century, Maxwell's equations established that light was an electromagnetic wave. Click here. /SMask 74 0 R /Length 2141 >> <> �����ch����� {m stream �����c����� k�� NCERT Chapter 11. /Type /Page <> x�3R��2�35W(�*T0P�R0T(�Y@��� 27 0 obj �z@� �0&��52�342�s�C|-\�� ��p /Resources 50 0 R /Filter /FlateDecode /Length 68 >> The wave nature of light can be observed in the phenomena of interference, diffraction and polarisation. 65 0 obj Physics Notes Class 12 Chapter 11 Dual Nature of Radiation and Matter Cathode Rays Cathode rays are the stream of fast moving electrons. x�3R��2�35W(�*T0P�R0T(�Y@��� Dual Nature of Radiation and Matter . However, the free electrons cannot normally escape out of the metal surface. stream x����q�H �a�qRI�JbW�����8�$�ķc��4��di�[�y~x.�f���뗗�+ ����!���Da"�0B�!L�&B!���Da"�0B�!L�&B!���Da"�0B�!L�&B!���Da"�0B�u�S�]__�����//�����x���}�|X��L�s� !L�&B!���Da�%���F6`�}U�.~�}ո�"+7���� !L�&B!���Da�,Q���w˽(�oU����OV|�e&�0B�!L�&B!��¬~��տ>+vP|M�^-G� !L�&B!���Da�(>��J-7�%KcfB!���Da"�0BX/K� 8��f���>_-�2B�!L�&B!���Kq�(��~ѲAv*=Vq�(����Da"�0B�!��ũ[�P�j�q���K�La"�0B�!L�&B��@O�I�~π�GO��D1�KX�0B�!L�&B!���z9�S����*�ٲA�a�/2���)h�cfB!���Da"�0B�!�|ve��*�}5��j�}���Jo���N�O�&B!���Da�´����rU�־���-wFkvd�MFؐ��Da"�0B�!L���9볧�s1`ʩ�E?u��(�B��Da"�0B�!���(���}��5����S��İ��% 43 0 obj Physicswallah Typed Notes. The wavelength of the wave associated with any material particle was calculated as: In case of photon, if it is assumed to have a wave character, its energy is given by E = hν where ν is the frequency of the wave and h is Pla… Free PDF download of Physics Class 12 Chapter 11 - Dual Nature of Radiation and Matter Formulas Prepared by Expert Teachers at Vedantu.com. endobj Matter waves-wave nature of … stream endobj x�3R��2�35W(�*T0P�R0T(�Y@��� endobj Download NEET UG Physics Dual Nature of Matter MCQs in pdf, Physics chapter wise Multiple Choice Questions free /CIDSet 8 0 R endobj endstream NCERT Solutions are prepared by expert teachers in such a way that it helps students understand the concepts of the chapter in an interactive manner. /FontBBox [-568 -307 2000 1007] endobj x�3R��2�35W(�*T0P�R0T(�Y@��� endobj Dual Nature of Radiation and Matter Emission of electrons: We know that metals have free electrons (negatively charged particles) that are responsible for their conductivity. NCERT Class 12 Physics Dual Nature of Radiation and Matter. endobj <> Board notes offered by thinkIIT is helpful in securing good marks in class 12. >> 49 0 obj • There are four types of electron emission, namely, Thermionic Emission, Photoelectric Emission, Field Emission and secondary emission. The electrons thus emitted are called “photo electrons”. <> /Descent -216 Number of photon emitted in one second N 3. Matter waves are a central part of the theory of quantum mechanics, being an example of wave–particle duality.All matter exhibits wave-like behavior.For example, a beam of electrons can be diffracted just like a beam of light or a water wave. endobj x�3R��2�35W(�*T0P�R0T(�Y@��� <> <> 39 0 obj 387 Dual Nature of Radiation and Matter particles. Dual-Nature-of-Radiation-and-Matter.pdf - Google Drive ... Sign in AW+RfB!���Da"�0BX�K+�]y_-��~�SϿ�|�_H��e[��%B!���Da"�0B�I�&~ �'��oj�h-OS�3!���Da"�0B�!,�+S|��J0_������ t�N�e&�0B�!L�&B!���Ŕf�a_y��ܪ�n'�X���'B!���Da"��^N3����~j��{!4;�S�aW�j��La"�0B�!L�&B;�%��7_�8��������t_-�X,Q �!���Da"�0BX�@O�5ۉaꎲڢ����3��6��3�@Op�Da"�0B�!L����+�ޠ�5��. 69 0 obj stream endobj Students can solve NCERT Class 12 Physics Dual Nature of Radiation and Matter MCQs Pdf with Answers to know their preparation level. Photon energy E hf or E nhf 2. endobj �����ch����� {C For 1 marker and MCQ for class 12 boards, conceptual questions from these topics as well as threshold frequency and wave function can be asked. <> >> However, in the beginning of the twentieth century, scientists unravelled one of the best-kept secrets of nature - the wave particle duality. x�3R��2�35W(�*T0P�R0T(�Y@��� endobj stream The notes are prepared by best faculties across India. 15 0 obj << endstream endobj <> On the other hand, quantum theory of e.m. radiations successfully explained the photoelectric effect, Compton effect, black body radiations, X- ray spectra, etc. endstream �z@� �0&��52�342�s�C|�\�� �+9 view pdf. 12 0 obj Thus, radiations have dual nature. 56 0 obj SIMIL RAHMAN MSc,Ph.D,B.Ed, D.E.E.I ,SET,MA Engineering. �z@� �0&��52�342�s�C|,\�� �\@ Free PDF download of Physics Class 12 Chapter 11 - Dual Nature of Radiation and Matter Formulas Prepared by Expert Teachers at Vedantu.com. In most cases, however, the wavelength is too small to have a practical impact on day-to-day activities. /LastChar 255 endobj <> 4 4. Question 1. 47 0 obj /Length 51244 �z@� �0& Dual Nature of Radiation and Matter MCQ Questions with Answers Pdf Question 1. x�3R��2�35W(�*T0P�R0T(�Y@��� Here are complete Dual Nature of Radiation and Matter important notes and summary. endstream endobj endstream stream �z@� �0&��52�342�s�C| \�� �ei 22 0 obj <> stream << 6 0 obj 45 0 obj stream <> stream endobj endobj Dual Nature of Radiation and Matter CBSE CLASS XII NOTES Dr . <> endobj 4 0 obj <> endobj endstream �z@� �0& stream x�3R��2�35W(�*T0P�R0T(�Y@��� /Contents 216 0 R stream So that you can rely on these Class 12 Physics NCERT Solutions for Chapter 11 PDF at your exam preparation. endstream Questions on Dual Nature of Matter is extremely important topic of Physics for students of 10+2 (Non – Medical, Medical ) . /FirstChar 0 endobj �����cd����� {K Dual Nature of Radiation and Matter Emission of electrons: We know that metals have free electrons (negatively charged particles) that are responsible for their conductivity. NCERT Class 12 Physics Chapter 11 DUAL NATURE OF RADIATION AND MATTER Notes are one of the best pieces of study material that students can get as it will aid them to study better and reduce some stress that … Dual Nature of Radiation and Matter Class 12 Notes Class 12 Physics Chapter 11 Dual Nature of Radiation and Matter Notes – PDF Download The phenomenon of emission of photo electron from the surface of metal, when a light beam of suitable frequency is incident on it, is called photoelectric effect. We will provide you with handwritten notes and discuss some important topics for board exams as well as some basic concepts such as what are the dual nature … <> endobj This process is called photoelectric effect. De-Broglie Hypothesis {Matter Waves} De-Broglie stated that as light possesses dual character and universe consists of matter and radiation only. Click here. stream Radiation has dual nature, wave, and particle. x�3R��2�35W(�*T0P�R0T(�Y@��� 36 0 obj stream 51 0 obj %PDF-1.4 �����cd����� {R 31 0 obj <> �z@� �0&��52�342�s�C| \�� �^h 7 0 obj SUMMARY nhc 1. �z@� �0& endobj Speculation that matter may not be continuous, existed in many places and cultur es. endstream /Resources 50 0 R /Filter /FlateDecode /Length 68 >> 48 0 obj /FontFile2 9 0 R in this video we cover all important topics topics covered---- photoelectric effect explanation of photoelectric effect terms related to photoelectric effect free electron work function. stream endobj Chapter 13 Nuclei Radioactivity, alpha, beta and gamma particles/rays and their properties; radioactive decay law, half life and mean life endstream endstream Short Answer Questions-II. /ICNAppName (Foxit Advanced PDF Editor) /ItalicAngle 0 Johnston Stony suggested the name “Electron”. x�3R��2�35W(�*T0P�R0T(�Y@��� 57 0 obj Dual Nature of Matter and Radiations Download PDF of class 12 Physics notes of Chapter 11 Dual Nature of Matter and Radiations. The notes are prepared by best faculties across India. stream endobj x�3R��2�35W(�*T0P�R0T(�Y@��� A certain metallic surface is illuminated with monochromatic light of wavelength λ. �z@� �0& endobj Dual Nature of Radiations: Depending on the experiment, we find that light behaves either as a wave or as a stream of particles. x�3R��2�35W(�*T0P�R0T(�Y@��� stream endobj <> stream /CapHeight 693 endobj <> View Dual Nature of Matter and Radiation.pdf from PHYSICS 03 at El Centro College. 7 0 obj /Pages (1) stream endobj <> Dual Nature of Radiation and Matter NCERT Solutions PDF covers the complete syllabus in a smart manner and solutions are prepared as per the latest CBSE guidelines. Speculation that matter may not be continuous, existed in many places and cultur es. endobj 63 0 obj <> << >> �z@� �0& <> 1 0 obj /Length 28 Dual Nature of Radiation and Matter: Wave theory of electromagnetic radiations explained the phenomenon of interference, diffraction and polarization. Free PDF download of Important Questions with Answers for CBSE Class 12 Physics Chapter 11 - Dual Nature of Radiation and Matter 3 Marks Questions prepared by expert Physics teachers from latest edition of CBSE(NCERT) books On CoolGyan.Org to score more marks in CBSE board examination. <> stream Since both are forms of energy so can be transformed into each other. /Filter /FlateDecode stream x�3R��2�35W(�*T0P�R0T(�Y@��� <> endstream x�3R��2�35W(�*T0P�R0T(�Y@��� 29 0 obj endobj endstream �z@� �0& %PDF-1.5 /Producer (Iceni Technology. �z@� �0& << endobj stream <> 30 0 obj /Type /Font �z@� �0& /ProcSet [/PDF /Text] /XObject <> >> <> x�3R��2�35W(�*T0P�R0T(�Y@��� 38 0 obj �z@� �0&��52�342�s�C|�\�� �N> Click here. 9 0 obj 26 0 obj endobj endstream �����c����� k�� 10 0 obj /Encoding /WinAnsiEncoding �z@� �0& What is Photoelectric effect? �����ch����� {{ 14 0 obj chapter 11 class 12 physics. <> DUAL NATURE OF RADIATION AND MATTER Important Points: 1. 2nd PUC Physics Dual Nature of Radiation and Matter Additional Questions and Answers. <> /Resources 50 0 R /Filter /FlateDecode /Length 68 >> <> NCERT Class 12 Physics Chapter 11 DUAL NATURE OF RADIATION AND MATTER Notes PDF. << endstream endobj 73 0 obj �z@� �0&��52�342�s�C|�\�� ��o Dual Nature Of Matter And Radiation Class 12 Notes Pdf Download • The elementary particle in an atom having negative charge of magnitude 1.6 x 10-19 C and mass of 9.1 x 10-19 kg is called electron. Download Offline Apps and Solutions based on updated NCERT Books for 2020-21. endobj /ModDate (D:20160824183521) stream endstream The best app for CBSE students now provides Dual Nature of Radiation and Matter class 12 Notes latest chapter wise notes for quick preparation of CBSE board exams and school-based annual examinations. view pdf. 4 0 obj Properties of Cathode Rays (i) Cathode rays are not electromagnetic rays. <> endstream Dual Nature of Radiation and Matter Class 12 Physics MCQs Pdf. �z@� �0&��52�342�s�C|�\�� �fi Subject- Physics chapter- Dual Nature of Radiation and Matter Read full ncert pdf online with notes & video guides. �����c����� kz� /Type /Catalog >> 52 0 obj stream endstream 11 0 obj Free PDF Download of CBSE Physics Multiple Choice Questions for Class 12 with Answers Chapter 11 Dual Nature of Radiation and Matter. If an electron attempts to come out of the metal, the metal surface acquires a positive charge And with the help of either wave nature or particle nature, we can … NEET Physics Dual Nature of Radiation and Matter questions & solutions with PDF and difficulty level stream 37 0 obj x�3R��2�35W(�*T0P�R0T(�Y@��� endobj wave and particle nature. �z@� �0&��52�342�s�C|\�� �7 While dual nature of matter means that the matter shows duel properties of particle and wave nature. <> endstream stream stream Photoelectric effect was discovered by Hertz in 1887. At about 0.01 mm of Hg and at high voltage invisible streams called cathode rays are emitted. /CropBox [0 0 595 842] �����ch����� {Q /Resources 50 0 R /Filter /FlateDecode /Length 69 >> 70 0 obj endstream /Resources 50 0 R /Filter /FlateDecode /Length 69 >> stream 5 0 obj Thus light exhibit wave - particle duality. An electromagnetic wave has dual (wave–particle) nature. 18 0 obj /Resources 50 0 R /Filter /FlateDecode /Length 69 >> /Pages 2 1 R x�3R��2�35W(�*T0P�R0T(�Y@��� x�5�K endobj /Ascent 693 25 0 obj >> x�3R��2�35W(�*T0P�R0T(�Y@��� The stopping potential for photoelectric current for this light is 3V o.If the same surface is illuminated with light of wavelength 2λ. 3 0 obj endstream Easy to print and read. �z@� �0& �z@� �0& Audience. As nature loves symmetry, thus matter should also possess dual nature both particle as well as a wave. 53 0 obj x�3R��2�35W(�*T0P�R0T(�Y@��� endobj endstream endstream To Register Online Physics Tuitions on Vedantu.com to clear your doubts from our expert teachers and solve the problems easily to score more marks in your CBSE Board exams. Board notes offered by thinkIIT is helpful in securing good marks in class 12. << Light of frequency 1.9 times the threshold frequency is incident on a photosensitive material. <> In this video tutorial, we will learn the dual nature of light and cover topics such as photoelectric effect, Hellwach and Lenard's experiment, Einstein's equation of PE current, concept of photon, and de-Broglie's hypothesis. 1 0 obj Thus the electron was discovered. Questions on Dual Nature of Matter is extremely important topic of Physics for students of 10+2 (Non – Medical, Medical ) . Click here. endobj /Resources 50 0 R /Filter /FlateDecode /Length 69 >> <> �����ch����� {_ �ʩp#%��vz���`��� )I /User (Rakesh) x�3R��2�35W(�*T0P�R0T(�Y@��� 54 0 obj endobj x�3R��2�35W(�*T0P�R0T(�Y@��� 34 0 obj 19 0 obj Thus, radiations have dual nature. So, for the matter wave associated with an electron the wavelength λ is physically significant and its frequency v, is not so likewise, the phase speed v λ, is also not physically significant. 28 0 obj 17 0 obj endobj endobj J.J. Thomson and Sir William Crookes studied the discharge of electricity through gases. �z@� �0&��52�342�s�C|,\�� �U? /Flags 32 8 0 obj endobj DUAL NATURE OF MATTER AND RADIATION Introdcution Light exhibit dual nature - wave nature and particle nature. Sign In. 68 0 obj stream /Margins [0 0 0 0] /Resources 50 0 R /Filter /FlateDecode /Length 68 >> The notes are based on CBSE Syllabus. stream endobj Xam Idea Class 12 Physics Solutions is a complete exam preparation textbook for senior secondary classes. endobj Einstein in 1905 suggested that light has dual nature, i.e. /Resources 50 0 R /Filter /FlateDecode /Length 68 >> /Filter /FlateDecode If an electron attempts to come out of the metal, the metal surface acquires a positive charge and pulls the electron back to the metal. 21 0 obj endstream ��+�o��0�,�7A*J��A ��E�h����L�YK��:N�AsbVu�����6 Subject experts have given all these solutions with a straightforward and detailed description. <> Class 12 NCERT/CBSE board notes for Dual Nature Of Matter And Radiation. In photo electric effect, compton effect etc particle nature is observed. endobj 6 0 obj �����c����� k�� Dual Nature of Radiation and Matter. These rays are produced in a discharge tube at a pressure below 0.01 rom of mercury. 46 0 obj endstream stream << x�3R��2�35W(�*T0P�R0T(�Y@��� 9 0 obj endobj Notes of Chapter 11 Dual Nature of Matter and Radiations contains all the topic as per the syllabus of NCERT. 2 1 obj NEET help on Whatsapp Chat. <> �z@� �0& i.e. x������������� lPZ� �g E x�3R��2�35W(�*T0P�R0T(�Y@��� Dual Nature Of Matter And Radiation; Xam Idea Class 12 Physics Solutions PDF 11. 1 1. Dual Nature of Matter and Radiation PDF Notes, Important Questions and Synopsis . stream Matter can also exhibit dual nature. Click here. Chapter 11 (Dual Nature of Radiation and Matter) Unsolved.pdf. /MediaBox [0 0 595 842] 66 0 obj Dual Nature of Radiation and Matter Class 12 Notes Class 12 Physics Chapter 11 Dual Nature of Radiation and Matter Notes – PDF Download The phenomenon of emission of photo electron from the surface of metal, when a light beam of suitable frequency is incident on it, is called photoelectric effect. endstream >> ... Dual Nature of Radiation and Matter - NCERT Chapter (PDF) (Physics) > Dual Nature of Radiation and Matter. �����ch����� {� �z@� �0& endstream endobj z�+.W�E�R�*Wq�&�3��p�������7�9s�̒3��y>�9� �hIaȰ�#������$��'�0��+if)!P@�y����ğr>���C��^�Z?톿=��w'��O��h�g�!�{ٲ|����um�턼b��O���_p����0o�ξ��p��[��9�'GH�&�Ϲa��z-%䏗�Q�q� ד�]*������9s������xNE������=�}�@�_ѧ`�`=�����Ėi%S�8Jy�c9ʰ�,nn"�G-C��8�HD�_��Ī �r�!�@W�a�W��G�%��ZJa�����;*. �z@� �0& /ICNAppPlatform (Windows) www.iceni.com) x�3R��2�35W(�*T0P�R0T(�Y@��� endstream So uncertainty in its wavelength AR = 0 and hence uncertainty in its momentum Ap = 0 , as per de Broglie's equation. NCERT Solutions for Class 12 Physics Chapter 11 Dual Nature of Radiation and Matter Exercises Solutions and Additional Exercises Solutions to study online without downloading for new academic session 2020-2021. The presently accepted value of e / m is 1.76 × 10 11 C/kg. /Resources 50 0 R /Filter /FlateDecode /Length 69 >> >> 40 0 obj Class 12 Physics NCERT Solutions Chapter 11 Dual Nature of Radiation and Matter 2. �z@� �0& endobj /BaseFont /FNTSBS+TimesNewRomanPSMT �z@� �0&��52�342�s�C|M\�� �zl Note : A harmonic wave has a definite wavelength. <> endobj <> <> Moreover, in the NCERT Solutions for Class 12 Physics Chapter 11 consist of all the study material or guides that students require to score decent marks in exams. JEE NEET Physics Question Bank for Dual Nature of Matter and Radiation: Candidates willing to take Joint Entrance Examination (JEE) and National Eligibility cum Entrance Test (NEET) can check the JEE NEET Physics Question Bank for Dual Nature of Matter and Radiation given on this page.The questions are objective in nature and resemble the difficulty level and pattern of the actual … 32 0 obj �����c����� k�� endstream <> endobj endstream <> �z@� �0& /Creator (\(Foxit Advanced PDF Editor\)) There are many more useful educational material which the students can download in pdf format and use them for studies. Reasoning that radiation and matter should be symmetrical in nature, Louis Victor de Broglie attributed a wave-like character to matter (material particles). Dual Nature of Matter and Radiation. Dual nature of Radiation and Matter Photoelectric Effect The “Photoelectric effect” is a phenomenon of the emission of electrons by a metal surface after absorbing “light energy”. /UserRestrictions 108 0 R >> Click here. endobj 59 0 obj endstream View Test #11 Dual radiation of matter.pdf from PHYSICS 1 at Aakash Teacher Training College,hisar. /Widths 10 0 R /Resources 50 0 R /Filter /FlateDecode /Length 69 >> endstream /Resources 48 0 R /Filter /FlateDecode /Length 112 >> Long Answer Questions. Further, the value of e / m was found to be independent of the nature of the material/metal used as the cathode (emitter), or the gas introduced in the discharge tube. endstream view pdf . Each topic is explained in … 1 Education World is providing comprehensive, expert and high level coaching for +1 and +2(Non-medical,Medical).Highly qualified and experienced faculty of each subject of Physics, Chemistry, Maths, Biology is available in Education World. x�3R��2�35W(�*T0P�R0T(�Y@��� /Resources 50 0 R /Filter /FlateDecode /Length 68 >> endobj SYNOPSIS. �z@� �0&��52�342�s�C|�\�� ��n Lect 04: Davisson and Germer Experiment <> <> 16 0 obj 44 0 obj << /Subtype /TrueType <> endobj /ModDate (D:20160824183404) endstream Dual Nature of Matter and Radiation is one of the most important chapters from modern physics while preparing for all competitive exam because it helps you to understand the dual nature of matter. 13 0 obj Photon energy E hf or E nhf 2. �z@� �0&��52�342�s�C|L\�� �9; CBSE Class 12 Physics Chapter 11 Dual Nature of Radiation and Matter Notes in PDF are available for free download in myCBSEguide mobile app. x�3R��2�35W(�*T0P�R0T(�Y@��� NCERT Class 12 Physics Chapter 11 DUAL NATURE OF RADIATION AND MATTER Notes Free PDF. endstream 60 0 obj endobj �z@� �0& endstream stream �z@� �0&��52�342�s�C|�\�� �2: x�3R��2�35W(�*T0P�R0T(�Y@��� <> endstream x�3R��2�35W(�*T0P�R0T(�Y@��� �����ch����� {J <> This summarizes most important formulae, concepts, in form of notes of Dual Nature of Radiation and Matter which you can read for JEE, NEET preparation.The important notes of Physics for Dual Nature of Radiation and Matter pdf download are available here for free. �����c����� k�� endstream endobj Important Topics: Important topics from Dual Nature of Radiation and Matter for boards are Planck's idea, Hertz and Lenard's Experiment, Threshold Frequency and Wave Function. endobj x�3R��2�35W(�*T0P�R0T(�Y@��� �����ch����� {t 23 0 obj endobj Class XII Chapter 11 - Dual Nature Of Radiation And Matter Physics −10 (b) Also find the de Broglie wavelength of a neutron, in thermal equilibrium with matter, electromagnetic radiation is equal to the de Broglie wavelength of the photon. �z@� �0& 35 0 obj Dual nature of radiation and matter NCERT SOLUTIONS pdf is provided here to help 12th standard students to prepare for the subject more efficiently. 3 3. endobj Very Short Answer Questions. /FontName /FNTSBS+TimesNewRomanPSMT endobj /Parent 2 1 R x�3R��2�35W(�*T0P�R0T(�Y@��� <> Lect 01: Photoelectric Effect-01. endstream stream <> /XHeight 457 stream Click here. /StemV 87 Class 12 NCERT/CBSE board notes for Dual Nature Of Matter And Radiation. 55 0 obj 41 0 obj <> Moving particle like electrons, protons etc can exhibit wave properties. �z@� �0&��52�342�s�C|L\�� �@< /Resources <> /Para <<>> endobj They were found to travel with speeds ranging from about 0.1 to 0.2 times the speed of light (3 ×10 8 m/s). 2 2. /Type /FontDescriptor 67 0 obj /Kids [4 0 R 28 0 R 47 0 R 49 0 R 56 0 R 64 0 R 66 0 R] endobj Download NCERT Chapters and Books in pdf format. x�3R��2�35W(�*T0P�R0T(�Y@��� x�3R��2�35W(�*T0P�R0T(�Y@��� • There are four types of electron emission, namely, Thermionic Emission, Photoelectric Emission, Field Emission and secondary emission. stream /Resources 50 0 R /Filter /FlateDecode /Length 68 >> <> 24 0 obj �z@� �0&��52�342�s�C|M\�� ��m <> <> endobj endstream Lect 03: Wave Nature of Matter- De Broglie hypothesis. endobj 61 0 obj <> J.J. Thomson called them “streams of negative corpuscles”. �����ch����� {X <> However, the free electrons cannot normally escape out of the metal surface. These video classes have been designed to suit the curriculum of CBSE Class 12 students. <> endstream �z@� �0& stream To Register Online Physics Tuitions on Vedantu.com to clear your doubts from our expert teachers and solve the problems easily to score more marks in your CBSE Board exams. <> x�3R��2�35W(�*T0P�R0T(�Y@��� Hello,Myself Lakhan Keshwani "Empowering Youth through Genius Learning".Need HELP or CONFUSED ? /Resources 50 0 R /Filter /FlateDecode /Length 68 >> �z@� �0&��52�342�s�C|\�� �$8 �����ch����� {f Dual Nature of Radiation and Matter: Wave theory of electromagnetic radiations explained the phenomenon of interference, diffraction and polarization. Dual Nature of Radiation and Matter NCERT Solutions PDF covers the complete syllabus in a smart manner and solutions are prepared as per the latest CBSE guidelines. /Resources 50 0 R /Filter /FlateDecode /Length 68 >> endstream Having said that, during class 12, Physics Chapter 11 DUAL NATURE OF RADIATION AND MATTER is an essential subject as well as a difficult one with many problems diagrams and many concepts. x�3R��2�35W(�*T0P�R0T(�Y@��� Photoelectric effect, Hertz and Lenard's observations; Einstein's photoelectric equation; particle nature of light. �����c����� ks� >> These solutions are useful for UP Board students also. 8 0 obj /ICNAppVersion (3.05) stream In Phenomena like Interference, diffrection etc wave nature is exhibited. /CreationDate (D:20160824183349) �����c����� k�� Louis de Broglie, a French physicist, in 1924, suggested that all microscopic as well as macroscopic objects possesses dual character. <> >> endobj endobj 8527521718; Online Support; Menu. /Resources 50 0 R /Filter /FlateDecode /Length 69 >> �z@� �0&��52�342�s�C|�\�� �lj Number of photon emitted in one second N 3. Short Answer Questions-I. 64 0 obj 20 0 obj <> 17 Dual Nature of Matter: As there is complete equivalence between matter (mass) and radiation (energy) and the principle of symmetry is always obeyed, de Broglie suggested that moving particles like protons, neutrons, electrons, etc., should be associated with waves known as de Broglie waves and their /Count 7 /Resources 50 0 R /Filter /FlateDecode /Length 69 >> endobj endobj <> SUMMARY nhc 1. << 62 0 obj In 1924, Lewis de-Broglie proposed that matter has dual characteristic just like radiation. x�3R��2�35W(�*T0P�R0T(�Y@��� view pdf. stream /Resources 50 0 R /Filter /FlateDecode /Length 69 >> Matter can also exhibit dual nature. Contents1 Matter wave or a de Broglie wave2 Verification of dual character of electrons2.1 (1) Davisson and Germer’s experiment2.2 (2) Thomson’s experiment3 Verification of Particle Character4 Derivation of Bohr’s postulate of angular momentum from de Broglie equation Matter […] endobj 8"�0B�!L�&B����+��_}'*~P���. <> x�3R��2�35W(�*T0P�R0T(�Y@��� /Resources 50 0 R /Filter /FlateDecode /Length 68 >> stream Chapter-11 Dual Nature of radiation and matter Davisson-Germer experiment CBSE Class 12 Physics Syllabus Deleted Portion for 2020-21. �����c����� ke� endobj the stopping potential is V o.The threshold wavelength for this surface for the photoelectric effect is: �����c����� kl� In this article, we are going to give you Important topics and notes for chapter 11 Dual nature of radiation and matter from class 12 physics. endobj /FontDescriptor 7 0 R endobj Chapter 11 (Dual Nature of Radiation and Matter) Unsolved.pdf. stream <> endobj endobj x�3R��2�35W(�*T0P�R0T(�Y@��� Mamentum of photon emitted in one second N 3 useful educational material which the students can download in PDF and! 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