Are you looking for a **Polytechnic Applied Physics 1st Semester Notes PDF**?

If yes, then you have come to the right place.

In this blog post, I will share with you the contents of the note in PDF format that covers all the topics of the syllabus.

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The** Polytechnic Applied Physics 1st Semester Notes PDF’s** contents are as follows:

**UNITS AND DIMENSIONS:** This chapter introduces the basic concepts of units, dimensions, and dimensional analysis. You will learn how to convert between different units and how to use dimensional analysis to check the validity of physical equations.

**FORCE AND MOTION:** This chapter deals with the concepts of force, inertia, Newton’s laws of motion, friction, circular motion, and projectile motion. You will learn how to apply these concepts to solve problems involving motion of objects under various forces.

**WORK, POWER AND ENERGY:** This chapter explains the concepts of work, power, energy, and conservation of energy. You will learn how to calculate the work done by a force, the power delivered by a source, and the energy possessed by a system. You will also learn how to apply the principle of conservation of energy to solve problems involving mechanical energy.

**ROTATIONAL MOTION:** This chapter covers the concepts of rotational motion, angular displacement, angular velocity, angular acceleration, torque, moment of inertia, and angular momentum. You will learn how to describe the rotational motion of rigid bodies and how to apply the conservation of angular momentum to solve problems involving collisions and rotations.

**PROPERTIES OF MATTER:** This chapter discusses the properties of matter such as elasticity, stress, strain, Hooke’s law, Young’s modulus, bulk modulus, shear modulus, Poisson’s ratio, surface tension, viscosity, and Bernoulli’s principle. You will learn how to relate these properties to the behaviour of solids, liquids, and gases under different conditions.

**HEAT AND TEMPERATURE:** This chapter introduces the concepts of heat, temperature, thermal expansion, specific heat capacity, latent heat, calorimetry, and heat transfer. You will learn how to measure temperature and heat and how to calculate the change in temperature and state of matter due to heat transfer.

**WAVE MOTION AND ITS APPLICATIONS:** This chapter deals with the concepts of wave motion, types of waves, wave parameters, wave equation, superposition principle, interference, diffraction, polarization, Doppler effect, and standing waves. You will learn how to describe the propagation and characteristics of waves and how to apply them to various phenomena such as sound waves, light waves, and musical instruments.

**OPTICS:** This chapter covers the concepts of optics such as reflection, refraction, total internal reflection, lenses, mirrors, prisms, dispersion, optical instruments, and optical fibres. You will learn how to use ray diagrams and lens equations to analyze the formation and properties of images by lenses and mirrors. You will also learn how to explain the phenomena such as dispersion of light, colour vision, and optical communication.

**ELECTROSTATICS: **This chapter explains the concepts of electrostatics such as electric charge, electric force, electric field, electric potential, electric potential energy, capacitance, and capacitors. You will learn how to calculate the electric force between charges, the electric field due to charges, the electric potential difference between points, the electric potential energy of charges, and the capacitance and energy stored in capacitors.

**CURRENT ELECTRICITY:** This chapter deals with the concepts of current electricity such as electric current, Ohm’s law, resistance resistivity, Kirchhoff’s law, electromotive force, internal resistance, the combination of resistors, power dissipation in circuits, and electrical measuring instruments. You will learn how to apply Ohm’s law and Kirchhoff’s laws to analyze simple electric circuits and how to measure current, voltage, and resistance using ammeters, voltmeters, and ohmmeters.

**ELECTROMAGNETISM:** This chapter covers the concepts of electromagnetism such as magnetic field, magnetic force on moving charges and current-carrying wires, magnetic flux, Faraday’s law of electromagnetic induction, Lenz’s law, self-inductance, mutual inductance, inductors, AC circuits, and transformers. You will learn how to calculate the magnetic field due to currents and magnets, the magnetic force on charges and wires in magnetic fields, the magnetic flux through a surface, the induced emf and current due to changing magnetic flux, the self-inductance and mutual inductance of coils, the impedance and power factor in AC circuits, and the voltage ratio and efficiency of transformers.

**SEMICONDUCTOR PHYSICS:** This chapter introduces the concepts of semiconductor physics such as intrinsic and extrinsic semiconductors, doping, p-n junction diode, forward and reverse bias, rectification, zener diode, LED, photodiode, solar cell, transistor, amplifier, and logic gates. You will learn how to explain the formation and characteristics of p-n junctions and how to use them for various applications such as rectification, zener regulation, light emission, light detection, and solar energy conversion. You will also learn how to describe the working and types of transistors and how to use them for amplification and switching purposes. You will also learn how to construct and analyze simple logic circuits using logic gates.

**MODERN PHYSICS:** This chapter discusses the concepts of modern physics such as photoelectric effect, Compton effect, X-rays, Bohr’s model of atom, hydrogen spectrum, de Broglie hypothesis, wave-particle duality, Heisenberg’s uncertainty principle, Schrodinger’s equation, quantum numbers, atomic orbitals, Pauli’s exclusion principle, electronic configuration of atoms, nuclear physics, nuclear reactions, nuclear fission, nuclear fusion, radioactivity, and half-life. You will learn how to explain phenomena such as photoelectric effect, Compton effect, X-ray production, and atomic spectra using quantum theory. You will also learn how to apply the concepts of wave mechanics to describe the behaviour of electrons in atoms. You will also learn how to calculate the binding energy and mass defect of nuclei and how to explain the processes of nuclear fission, nuclear fusion, and radioactivity.

I hope you find these notes helpful for your studies.

If you want to download the PDF file of these notes, you can click on the link above. Happy learning 😊