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Class 12 NEB Notes - Alternating Current Notes

Alternating Current Notes

<p>Alternating Current &ndash; Class 12 NEB Physics Notes This chapter covers the key concepts of alternating current (AC) as per the NEB Class 12 Physics curriculum (2080/2081). It includes formulas, explanations, and numerical solutions to help students prepare for board exams. Topics Covered: Introduction to AC Peak, average, and RMS values AC through resistor, inductor, and capacitor Reactance and impedance Phasor diagrams and phase difference AC through RLC series circuit Power in AC circuits and power factor Resonance in LCR circuit Quality factor Transformer and choke coil Solved numericals Key Formulas: I = I₀ sin(&omega;t) Irms = I₀ / &radic;2 Vrms = V₀ / &radic;2 XL = &omega;L XC = 1 / (&omega;C) Z = &radic;(R&sup2; + (XL - XC)&sup2;) tan(&phi;) = (XL - XC) / R P = Vrms &times; Irms &times; cos(&phi;) Why these notes are helpful: Covers all NEB exam topics Includes all important derivations Easy to understand for self-study Helpful for numerical problem-solving</p>

Alternating Current &ndash; Class 12 NEB Physics Notes This chapter covers the key concepts of alternating current (AC) as per the NEB Class 12 Physics curriculum (2080/2081). It includes formulas, explanations, and numerical solutions to help students prepare for board exams. Topics Covered: Introduction to AC Peak, average, and RMS values AC through resistor, inductor, and capacitor Reactance and impedance Phasor diagrams and phase difference AC through RLC series circuit Power in AC circuits and power factor Resonance in LCR circuit Quality factor Transformer and choke coil Solved numerical...

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Chemistry Notes

Transition Metals

🔬 Transition Metals – Class 12 Chemistry NEB | Complete Notes & Summary Transition metals are the elements found in the d-block of the periodic ...

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2025-08-03
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Chemistry Notes

Chemical Equillibrium

Understand the core principles of Chemical Equilibrium in NEB Class 11 Physical Chemistry. This chapter covers dynamic equilibrium in reversible react...

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2025-07-28
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Physics Notes

Rotational Dynamics Notes

Rotational Dynamics – Class 12 NEB Physics (2082/2083 Syllabus) The chapter “Rotational Dynamics” explains the motion of rigid bodies around ...

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2025-07-20
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Physics Notes

Electrical Circuits Notes

Electrical Circuits – Class 12 NEB Physics (2082/2083 Updated Syllabus) The chapter "Electrical Circuits" deals with the flow of electric curren...

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2025-07-20
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Physics Notes

Alternating Current Notes

Alternating Current – Class 12 NEB Physics Notes This chapter covers the key concepts of alternating current (AC) as per the NEB Class 12 Physic...

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2025-07-20
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Physics Notes

Thermoelectric Effect Notes Class-12

Thermoelectric Effect – Class 12 Physics | NEB Notes, Principles, Formulas & Applications [2082 Updated] Master the Thermoelectric Effect ch...

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2025-07-20
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Nepali Notes

Class 12 Nepali Complete Notes

NEB Class 12 Nepali Complete Notes | All 12 Chapters – Summaries, Exercises & Grammar [Curriculum 2076] Ace your NEB Class 12 Nepali exams with t...

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Chemistry Notes

Haloalkane & Haloarene Notes

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Chemistry Practice Questions

Chemistry Practice Book

Class 12 Practice Book of chemistry for board exam

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Chemistry Notes

Class 12 Organic Chemistry Most Important Conversions

Class 12 Most Important Conversions for board exam NEB

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2025-07-17
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Physics Notes

Class 12 Physics Formula Sheet

Class 12(NEB) Most Important Formulas for board exam help for IOE,CEE,BSc.CSIT and other exams also

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2025-07-17
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Physics Notes

Thermodynamics Notes

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BSc.CSIT Past Years Questions Semester 2

BSc.CSIT Second Semester Board Exam Paper 2076

BSc CSIT Second Semester Past Year Question Paper of 2076 conducted by Tribhuvan University (T.U.). This official board exam paper is essential for st...

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2025-07-16
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BSc.CSIT Past Years Questions Semester 2

BSc.CSIT Second Semester Board Exam Paper 2080

BSc CSIT Second Semester Past Year Question Paper of 2080 conducted by Tribhuvan University (T.U.). This official board exam paper is essential for st...

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BSc.CSIT Past Years Questions Semester 2

2nd Sem Board Exam Paper 2078

BSc.CSIT Second Sememster Past Year Question 2078 Board Exam By T.U.

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BSc.CSIT Past Years Questions Semester 2

2nd Sem Board Exam Paper 2079

BSc.CSIT Second Sememster Past Year Question 2079 Board Exam By T.U.

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BSc.CSIT Past Years Questions Semester 2

BSc.CSIT Second Semester Exam Paper 2081

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Physics I Past Years Questions

tesy

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Class 12 - Science Notes

Triple Point | Degree of Freedom

Triple Point, Heat Capacities of Gas, Degree of Freedom

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2025-07-14
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Class 12 - Science Notes

Ideal Gas

Master the concept of Ideal Gas with our easy-to-understand NEB Class 11 Physics notes. These notes cover gas laws (Boyle’s Law, Charles’s Law, Av...

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2025-07-14
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Class 12 - Science Notes

Rate Of Heat Flow

Looking for clear and concise Class 11 Physics notes on Rate of Heat Flow? This guide covers everything you need for NEB syllabus – from basic conce...

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2025-07-14
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Chemistry Notes

Alkene

Master the concepts of alkenes, the unsaturated hydrocarbons with a double bond, in this NEB Class 11 Chemistry chapter. Learn about the general formu...

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2025-07-11
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Chemistry Notes

Alkane and Hydrocarbon

Dive into the world of hydrocarbons with this detailed NEB Class 11 Chemistry chapter on Alkanes and Hydrocarbons. Learn about saturated and unsaturat...

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2025-07-11
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Chemistry Notes

Alkane and Hydrocarbon

Dive into the world of hydrocarbons with this detailed NEB Class 11 Chemistry chapter on Alkanes and Hydrocarbons. Learn about saturated and unsaturat...

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2025-07-11
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Chemistry Practice Questions

Chemistry Practice Sets

Boost your exam preparation with NEB Class 12 Chemistry Practice Sets designed according to the latest curriculum. These sets include chapter-wise MCQ...

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2025-07-11
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Chemistry Notes

Basic Concept of Organic Chemistry

Explore the foundational principles of organic chemistry in this NEB Class 11 Chemistry chapter. Understand key topics such as classification of organ...

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2025-07-11
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Physics Notes

Mechanical Waves

Master the fundamentals of mechanical wave motion with the "Mechanical Waves" chapter in NEB Class 12 Physics. This chapter explores wave types (trans...

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2025-07-10
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Physics Notes

Diffraction

Understand the wave nature of light through the Diffraction chapter in NEB Class 12 Physics. This chapter explains how light bends around obstacles an...

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2025-07-10
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Physics Notes

Acoustic Phenomena

Explore the science of sound and vibrations in the "Acoustic Phenomena" chapter of NEB Class 12 Physics. Learn about the production, propagation, and ...

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2025-07-10
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Chemistry Notes

Thermodynamics

Explore the fundamental principles of thermodynamics in this NEB Class 12 Physical Chemistry chapter. Learn about energy changes, laws of thermodynami...

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2025-07-10
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Chemistry Notes

Aldehydes and Ketones

Explore complete NEB Class 12 Chemistry notes on Aldehydes and Ketones – covering structure, nomenclature, preparation methods, physical and chemica...

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2025-07-07
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Chemistry Notes

Carboxylic Acid and Its Derivatives

Get detailed NEB Class 12 Chemistry notes on Carboxylic Acids, including their structure, IUPAC naming, preparation methods, physical and chemical pro...

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2025-07-07
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Chemistry Notes

Phenol

Comprehensive NEB Class 12 Chemistry notes on Phenol – complete with explanations on structure, properties, preparation methods, and reactions. Thes...

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2025-07-07
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Chemistry Important Questions Featured

Organic Why Questions

Looking for important Class 12 NEB Chemistry "Why" questions to boost your exam preparation? This comprehensive collection covers all essential "why" ...

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2025-07-07
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Chemistry Practice Questions

NEB Chemistry Practice Questions

Practice Questions for Class-12 NEB Board Exam of chemistry 5 Practice Sets

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2025-07-06
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Physics Notes

Periodic Motion Notes

Class 12 Periodic Motion Notes. Simple Harmonic Motion(S.H.M) Oscillatory Motion NEB

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2025-07-06
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Haloalkane & Haloarene Chart

Organic Chemistry Haloalkane & Haloarene Mind-Map Chart (Class-12)

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2025-07-05
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Mathematics Notes

Physics Most Important Topics

 📘 NEB Class 12 Physics – Most Important Questions (2080/2081) Chapter-wise collection of crucial short and long answer questions for NEB C...

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2025-07-04
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Computer Science Notes

NEB Class 12 VVI Questions

📘 NEB Class 12 Physics – Most Important Questions (2080/2081) Chapter-wise collection of crucial short and long answer questions for NEB Class 12...

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2025-07-04
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Chemistry Important Questions Featured

Organic Chemistry Most Important Questions

VVI Organic Chemistry Class 12 Questions for Board Exam

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Computer Science Past Years Questions

Computer Board Exam 2082

Computer Science Board Exam Paper 2082

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2025-07-04
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Physics Past Years Questions

Physics Board Exam Paper 2082

Board Exam Paper Physics 2082

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Class 12 - Science Notes

Solid and semiconductor

Solid and semiconductor(Class-11) Notes

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2025-07-03
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Class 12 - Science Notes

Nuclear Physics

Modern Physics(Class-11) Complete Note

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2025-07-03
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