Electromagnetic Waves and Electronics Notes by Sir Danish Aziz
Important Easy Notes of Physics of Chapter No. 16: Electromagnetic Waves and Electronics written by Professor Mr. Danish Aziz Suib. These notes are very helpful in the preparation of Physics for students of the 12th class and these are according to the paper patterns of all Sindh Book Boards.
Summary and Contents:
Topics which are discussed in the notes are given below:
- Definition of Electromagnetic Waves and Properties
- Uses and Applications
- Electromagnetic Spectrum
- Information carried by Electromagnetic Waves'
- Definition of Modulation
- Definition of Modulating Signals
- Definition of carrier Signal
- Definition of Modulated Signal
- Types of Modulation
- Definition of amplitude modulation
- Definition of percentage in modulation and its mathematical form
- Application of Percentage in Modulation
- What are the side bands?
- What is the frequency modulation and also writes its application
- Reception of electromagnetic signals
- Definition of demodulator and also write its Construction, Working
- What is solid-state Physics and also write its types?
- Definition of Crystalline with example
- Definition of Non-Crystalline with example
- Write Properties of Crystal
- What is Valence Band
- What is Conducting Band
- What is Forbidden Band with its Categories
- What are conductors
- What are semiconductors
- What are insulators
- What are Intrinsic Semiconductors
- What are Extrinsic Semiconductors
- Definition of Doping
- Describe N-type Semiconductor and P-type Semiconductor
- How formed PN-Junction Diode?
- Definition of Biasing and describe a Forward Biasing and Reverse Biasing
- Formation of a potential barrier in PN junction
- Definition of Rectifier and write its type
- State and explain half wave rectification
- State and explain Full wave rectification
- Definition of Transistor
- What is Emitter, Base, Collector.
- Definition of NPN-transistor
- Definition of PNP-transistor
- Uses of transistors
- Limitations of transistor
- Definition of amplifier and transistor as an amplifier
- Effect of Temperature on Semiconductor.