Physics

Joule-Thomson Effect

What is Joule-Thomson Effect? The Joule-Thomson effect also known as Kelvin–Joule effect or Joule-Kelvin ...

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Acceleration

What is Acceleration? Acceleration is defined as The rate of change of velocity with respect to time. Acceleration ...

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Kaleidoscope

What is a Kaleidoscope? A kaleidoscope is an optical instrument consisting of two or more reflecting ...

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Accuracy and Precision - The Art of Measurement

Measurement is essential for us to understand the external world and through millions of years of life, ...

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Kinematics Equations

The branch of physics that defines motion with respect to space and time, ignoring the cause of that ...

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AC voltage applied to a series LCR circuit: Analytical Solution

Consider the circuit shown above. Here, we have an inductor, a resistor and a capacitor connected through ...

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Kinetic and Potential Energy Difference

The capacity to do work is called as Energy. This energy can be stored in different forms. Energy is ...

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AC Voltage Applied to an Inductor

AC Voltage and Inductor Here we will learn more about the function of an electric circuit, where an ...

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Kinetic Energy and Work Done

What is the first thing that comes to your mind when you see Usain bolt running? It must be that how ...

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Adiabatic Process Derivation

An adiabatic process is a thermodynamic process such that there is no heat transfer in or out of the ...

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Kinetic Gas Equation Derivation

What Is Kinetic Theory Of Gases? The kinetic theory of gases describes gas as a large number of submicroscopic ...

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Aerofoil

Definition of aerofoil Aerofoil or airfoil is defined as the cross-sectional shape that is designed ...

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Kinetic Theory of Gases: Assumptions

Some gases are made up of molecules. What are molecules? Molecules are a tiny independent unit that behaves ...

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Alpha Decay

Alpha decay or α-decay is a type of radioactive decay in which the atomic nucleus emits an alpha particle ...

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Kirchhoff's Law

What is Kirchhoff’s Law? Some relationships do exist between voltages and currents under various ...

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Ampere

It is important to quantify the current flowing in a system because it will enable us to assess the performance ...

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Lagrangian Point

In astronomy, the Lagrangian point plays a vital role and it was important to learn about the points ...

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Amplitude of a Wave

A sound is a form of energy that is produced by vibrating bodies. It requires a medium for the propagation. ...

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Sea Breeze and Land Breeze

Take a walk along a dry beach on a hot early afternoon. No sooner than putting your barefoot in the sand, ...

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The Structure of Ear & Hearing Range

What is Sound? Sound is a form of energy, just like electricity, heat or light. When you strike a bell, ...

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Laser Diode

What is Laser Diode? A laser diode is a semiconductor which uses p-n junction for producing coherent ...

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Angle of Incidence

In optics, angle of incidence can be defined as the angle between a ray incident on a surface and the ...

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Latent Heat of Water

In talking about the heats involved in changing temperatures, one thing we’ve neglected is what happens ...

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Angular displacement

In physics, Curvilinear motion is an unavoidable part. The motion of an object along a curved path is ...

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Law of Equipartition of Energy

Law of equipartition of energy: Statement According to the law of equipartition of energy, for any dynamic ...

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Angular Momentum - Rotation About Fixed Axis

If we consider an extended object as a system of small particles constituting its body, the rate of change ...

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Law of Conservation of Linear Momentum

Linear momentum of a particle is defined as the product of mass of the particle times the velocity of ...

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Angular Speed

Angular speed is the measure of how fast the central angle of a rotating body changes with respect to ...

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Law of Inertia - Kinematics

In the world of Physics, Sir Issac Newton is the man who pioneered classical physics with his laws of ...

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Ultrasound: Definition and Application

Bats do not have the property of vision. Then how do they navigate and locate their prey? We have read ...

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Newton's Laws of Motion

There are three of Newton’s laws of motion. In these three laws of motion, he explained the relationship ...

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Archimedes Principle

When we go swimming, we feel a little weightless in the water. The reason for this is that liquids exert ...

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The Layers of Earth

The Earth comprises of four separate layers. Most of the geologist believes that as the Earth cooled ...

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Difference Between Asteroid and Comet

Celestials bodies like asteroids and comets are “time capsules” that contain information about the ...

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LCR Circuit: Analysis of a LCR Series Circuit

In our article about the types of circuit, we discussed that there two major types of circuit connection ...

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Atmosphere

An atmosphere is a sheet of gases that surround a material body or a planet. It is controlled by the ...

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Measurement of Length - Distance

Measurements of length and distance are done in many ways. Did you know that you can use the average ...

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Atomic Radii

What is an atom? An atom is made up of three tiny kinds of particles called subatomic particles: protons, ...

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Lens Formula & Magnification - Lens Power

Spherical lenses are the lenses formed by binding two spherical transparent surfaces together. There ...

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Average Speed and Average Velocity

Distance is a scalar quantity which generally implies how much ground has been covered by the object. ...

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Lepton

An atom is made up of nuclei and electrons, bounded by electromagnetic force. The mass of electrons is ...

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Avogadro's Hypothesis

Avogadro built on the work of Gay-Lussac who first noted that gases reacted in simple integer volume ...

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Light Energy

What Is Light Energy? Light energy is a kind of kinetic energy with the ability to make types of light ...

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Azimuthal Quantum Number

Quantum numbers are numbers allocated to all the electrons in an atom and they describe certain characteristics ...

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Lightning

Lightning is one of the most beautiful displays we can see in our nature which can certainly be deadly ...

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How to Make a Fireproof Balloon

Fireproof Balloon Experiment Most of us would have encountered a scenario, where the balloon they had ...

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Light Sources

When we look at a leaf we know that it is green in colour because light bounces off the leaf to our eyes ...

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Banking of Roads

What is banking of roads? Banking of roads is defined as the phenomenon in which the edges are raised ...

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Linear Velocity

Velocity is the rate of change in the position of an object in a specific range of time. When the object ...

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Bar Magnet as an Equivalent Solenoid

What is a Bar Magnet? A bar magnet is a rectangular or a square piece of an object made from iron or ...

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Lithosphere

A lithosphere is the rigid, outermost shell on Earth. It is composed of the crust and the portion of ...

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Laws of Physics

By nature, laws of Physics are stated facts which have been deduced and derived based on empirical observations. ...

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Longitudinal Strain

There are two types of strain and they are: Longitudinal strain Lateral strain What is Longitudinal ...

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Introduction to the Concept of Beats

A wave not only travels in space but it also propagates through time, so if the two waves can produce ...

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Lorentz Force

Hendrik Antoon Lorentz was a Dutch physicist who explained the theories related to electromagnetic radiation. ...

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Behaviour of Gas Molecules

The behaviour of gas molecules is dependent on the properties and laws obeyed by the molecules of the ...

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Pitch and Loudness of Sound

In our day to day life, we come across different types of sound, and we are well equipped with a mechanism ...

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Bernoulli’s Principle

Bernoulli’s principle formulated by Daniel Bernoulli states that as the speed of a moving fluid increases ...

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Luminosity

What is Luminosity? Luminosity refers to the total amount of energy produced by different celestial ...

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Betatron

Betatron is a type of particle accelerator and is used to accelerate electrons. It uses the electric ...

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Biogas Energy

Introduction We are familiar with the use of wood as fuel but we know that wood contains a very less ...

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Bipolar Junction Transistor

Bipolar Junction Transistor or BJT is a semiconductor device which is constructed with 3 doped semiconductor ...

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Braille: Helping The Blind And The Visually Impaired Read

Braille is a system with raised dots read with fingers by people who are blind. It is important to understand ...

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Optical Low Vision Aids: Devices to Help the Blind and the Visually Impaired

What is Visual Impairment? Visual (Vision) Impairment is a reduction in vision, usually associated with ...

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Bohr Radius

In atomic, physics, Bohr Radius is a physical constant, expressing the most probable distance between ...

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Boltzmann Equation

Boltzmann equation is also known as Boltzmann transport equation (BTE) is used to study the statistical ...

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Bragg's Law

Bragg’s Law Statement Bragg’s law is a special case of Laue diffraction which determines the angles ...

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Brewster's Law

Brewster’s law is a relationship of light waves at the maximum polarization angle of light. This law ...

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Brownian Motion

What is the Brownian Motion? The Brownian motion is named after a British Botanist Robert Brown who ...

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Buoyant Force

We often observe that our body feels lighter while taking a swim in the pool. Also, when drawing water ...

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Capacitor and Capacitance

A resistor is an electrical component which allows the current to pass through it and dissipate heat ...

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Capacitor Types

Different capacitor types are used based on voltage requirement, capacitance, and other properties. A ...

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Carnot Engine - Thermodynamic Engine

What is a Carnot Engine? Carnot engine is a theoretical thermodynamic cycle proposed by Leonard Carnot. ...

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Casimir Effect

The Casimir effect in quantum field theory is small physical forces that arise from a quantized field. ...

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EMF: Cells, Electromotive Force and Internal Resistance

Cell Or Electrochemical Cell A cell or an electrochemical cell is a device that is capable of obtaining ...

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Central Force

Central force is the force that is radially pointing and the magnitude is dependent on the distance from ...

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Centripetal and Centrifugal Force

To make an object move, force is required. Force acts differently on objects depending on the type of ...

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Chandrasekhar Limit

What is Chandrasekhar Limit? The utmost mass that a white dwarf star that’s stable can have is known ...

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Changing States of Matter

You would have observed changing states of matter when ice cubes melt from solid into liquid water or ...

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Transistor Characteristics

In physics, the graph representing the relationships between the current and the voltage of any transistor ...

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Characteristics of Sound Waves: Amplitude, Frequency, Wavelength and Timbre

A sound is a form of energy, just like electricity, heat or light. When you strike a bell, it makes a ...

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Charge Transfer and its Methods

What is Charge Transfer Complex? A charge transfer complex also called as the electron donor acceptor ...

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Circuit Components

Ancient literature from the Greeks and the Mediterranean suggests that people had knowledge about the ...

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Thermometer: Clinical & Laboratory Thermometer

Thermometer (thermos: hot; metron: measure) is the universal instrument used to measure temperature. ...

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Cloud Formation

A mass of ice crystals or water drops suspended in the atmosphere is known as a cloud. It is formed when ...

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Coefficient of Static Friction

What is the Coefficient Of Static Friction? It is the “The maximum ratio of applied force to normal ...

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Color of Sunlight: White or Colored?

The gorgeous red hues of sunrise at the dawn, the golden white shimmering towards the noon or the brilliant ...

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Compressive Stress

What is Compressive Stress? Compressive stress is the force that is responsible for the deformation ...

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Concave and Convex Mirrors and Spherical Mirrors

What are Spherical Mirrors? If we have a reflective sphere and a piece of this is cut out, it is a spherical ...

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Concave and Convex Lenses: Image Formation

Spherical lenses are the lenses formed by bounding two spherical transparent surfaces together. In general ...

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Electricity and Conduction of Electricity

All substances are made up of atoms, which have charged particles called electrons and protons. These ...

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Conductivity of Water

The conductivity of water is a measure of the capability of water to pass electrical flow. This ability ...

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Law of Conservation of Angular Momentum

What is conservation of angular momentum? It is the rotational analogue of linear momentum, it is denoted ...

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Conservation of Linear Momentum

Linear momentum We have seen quantities like velocity, acceleration, mass etc. and know what they signify. ...

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Linear Momentum

Conservation of linear momentum is based on newton’s second law of motion which states that in an isolated ...

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Conservative Force

A conservative force is a force done in moving a particle from one point to another, such that the force ...

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Constellations and Constellation of Stars

On a clear moonless night we can see thousands upon thousands of stars dotting the night sky. If we are ...

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Continuous Charge Distribution

We have dealt with the systems containing discrete charges such as Q1, Q2,…,Qn. We noticed that the ...

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Convection Currents

A convection current is a process which involves the movement of energy from one place to another. It ...

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Conventional Methods of Measurements

Taking measurements is one of the most common tasks we come across in our day-to-day life.Be it cooking, ...

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