# Physics

##### Electric Potential of a Dipole and System of Charges

An electric potential is the amount of work needed to move an unit positive charge from a reference point ...

##### Electric Power

In physics, electric power measure of the rate of electrical energy transfer by an electric circuit per ...

##### Electrolytic Capacitor

An electrolytic capacitor is a sort of capacitor that utilizes an electrolyte to obtain greater capacitance ...

##### Electromagnetic Field

An electromagnetic field is referred as a physical field of objects that are electrically charged. It ...

##### Electromagnetic Pulse

An electromagnetic pulse is a burst of electromagnetic energy caused by the rapid acceleration of charged ...

##### Electromagnetic Spectrum

Are the lights that are seen by human eye all that we can think of or is there something beyond that ...

##### Microwave: Electromagnetic Spectrum

Our ancestors would sit around smoky wood fires for hours boiling food, but now all we have to do is ...

##### The Electromagnetic Spectrum and X-Rays

What are X-rays? X Rays are part of the electromagnetic spectrum having wavelengths in the range between ...

##### Transverse Nature of Electromagnetic Waves

In an electromagnetic wave, electric and magnetic field vectors are perpendicular to each other and at ...

##### Electromotive Force

It is a well known fact that liquids in a horizontal tube would not flow, current would not be able to ...

##### Electrons and Photons

Electron: Meaning, Definition &amp; Formula The atom is made up of three particles: electrons, ...

##### Electroscope

What is an Electroscope? An electroscope is a scientific device that is used to detect the presence ...

##### Electrostatic Potential - Principle and Calculation

Let us consider a system of charges consisting of static charges, that is, charges fixed at a position ...

##### Electrostatics

In physics, electrostatics deals with the phenomena and properties of stationary or slow-moving electric ...

##### Emission Spectrum

What is Emission Spectrum? Whenever electromagnetic radiations interact with atoms and molecules of ...

##### Energy Consideration - A Quantitative Study

From our previous studies, we are aware that Lenz’s law is consistent with the law of conservation ...

##### Energy Level - Principle Energy Level

Bohr’s Atomic Model: Thomson’s and Rutherford’s atomic models failed to answer any questions ...

##### Energy Stored in a Capacitor

The dramatization that is usually seen in movies where medical personnel uses a defibrillator to pass ...

##### Entropy & Second Law of Thermodynamics

When the word entropy is whispered around you, the words “irreversibility” and “disorder”, must ...

##### Save the Environment from Pollution: Reduce

Environmental Pollution is one of the major problems that we have been facing globally. To reduce our ...

##### Equation of Motion and its Application

Introduction to Equations Of Motion In this article, we will learn how we can relate quantities like ...

##### Equilibrium of Concurrent Forces

Equilibrium of a body is a state in which all the forces acting on the body are balanced (cancelled out), ...

##### Error Arithmetic Operations of Significant Figures

The number of significant figures in a result is simply the number of figures that are known with some ...

##### Significant Figures: Errors In Measurements

What are Significant Figures? “The significant figures of numbers are digits convey the meaning that ...

##### Escape Speed

How fast would you throw an object that it never came back down? This is where escape speed comes into ...

##### Extrinsic Semiconductors

Semiconductors are amorphous or crystalline solids that have a conductivity between a conductor and an ...

##### Eye Defects: Myopia

Myopia is also known as a nearsightedness or shortsightedness. What happens here is that light rays do ...

What is Faraday’s Law? Faraday’s law of electromagnetic induction which is also known as Faraday’s ...

##### Fermat's Principle

The refractive behaviour of light had been a source of study and consternation for centuries since no ...

What is Fermi paradox? Fermi paradox can be called as an argument between the scale and probability ...

##### The FET Transistor

The FET transistor (field-effect transistor) controls the form and thus the conductivity of the charge ...

##### Fine Structure Constant

In advanced physics, the fine structure constant is synonymous to Sommerfeld’s constant. Denoted by ...

##### Fleming's Left Hand Rule and Right Hand Rule

Interpretation of Fleming’s Left-Hand Rule When a current-carrying conductor comes under a magnetic ...

##### Fluid Flow

What is Fluid Flow? Fluid Flow is a part of fluid mechanics and deals with fluid dynamics. Fluids such ...

##### Fluid Pressure - Hydrostatic Pressure

Have you ever seen a human pyramid? Imagine the condition of the guy in the bottom most row. He is obviously ...

##### Force and Acceleration

A relationship between force and acceleration: Newton’s laws are one of the most fundamental laws ...

##### Contact Force

If you leave your ball on your table and go to sleep, will it be where you left when you wake up? Of ...

##### Force: Interaction of Forces and Change in Shape Due to Force

What is Force and how does interaction of forces work? Before we dwell into how force can affect the ...

##### Forces Between Multiple Charges

Charge is an inherent property of every atom, an atom is said to be charged if it has irregular number ...

##### Different Forms of Energy

What is Energy? We can define energy as the capacity to do work. There are various forms of energy. ...

##### Conventional Sources of Energy: Fossil Fuels

Fossil Fuels A majority of the world energy is provided by a few members of the conventional sources ...

##### Fourier's Law

What Is Fourier’s Law? Fourier’s law states that the negative gradient of temperature and the time ...

##### Franck Hertz Experiment

Franck Hertz experiment was first studied in the year 1914 by James Franck and Gustav Hertz and presented ...

##### Free Forced and Damped Oscillations

In Physics, oscillation is a repetitive variation, typically in time. It is measured between two or more ...

##### Frequency Modulation vs Amplitude Modulation

Frequency Modulation: Frequency Modulation is the encoding of information in a carrier wave by varying ...

##### What is a Frictional force?

Frictional Force Definition: Frictional force refers to the force generated by two surfaces that contacts ...

##### Friction in automobiles - Advantages and Disadvantages

What role does friction in automobiles play? Keep a book on the table and give it a push. It will move ...

##### Galaxy

What is a Galaxy? A galaxy is a sprawling space system which is composed of stars, dust, interstellar ...

##### Gas Constant

The gas constant is a physical constant denoted by R and is expressed in terms of units of energy per ...

##### Gauss Rifle - Magnetic Acceleration

What is a Gauss Rifle? The Gauss Rifle is also called the Gaussian gun. The gauss rifle science project ...

##### Generators and Transformers

What is Generator? A generator is a mechanical equipment which converts mechanical form of energy into ...

##### Geothermal Energy - Non Conventional Source of Energy

What is Geothermal Energy? Geothermal energy is the thermal energy generated and stored inside the Earth’s ...

##### Global Positioning System (GPS)

Over the years, people have been using different techniques to navigate across the world. Traditionally, ...

##### Gravitational Force

Ever wondered how planets revolve around the Sun? The Earth attracts the Moon, and the Moon attracts ...

##### Gravity Waves

Gravity waves or Gravitational waves are ripples in spacetime fabric, generated by accelerated masses. ...

##### Groundwater

Groundwater is the water present below the earth’s surface and is a vast resource of water. Almost ...

The classification of particles is done by their mass and their interactions. There are four fundamental ...

##### Heat Energy

Most of us refer the word ‘heat’ to anything that feels warm but scientifically, heat is defined ...

##### Heat Engine Efficiency

What is Heat Engine? A heat engine is a device that converts heat to work. It takes heat from a reservoir ...

##### Heat: Introduction and Classification

Heat is one of the essential forms of energy for the survival of life on earth. It plays a significant ...

##### Heat Transfer By Convection

You may have noticed that if you leave a cup of hot coffee on a table, it gets cold in some time. This ...

##### Heat Transfer: Thermal Radiation

Heat is a very curious form of energy. It helps us stay warm, prepare hot and tasty food but its application ...

##### Helmholtz Free Energy

What is Helmholtz free energy? Helmholtz free energy in thermodynamics is a thermodynamic potential ...

##### Horizontal Motion

Horizontal Motion Requirements: Skateboard Soccerball Friend or Volunteer Horizontal Motion Procedure: Ask ...

##### Diode as a Rectifier: Half Wave Rectifier & Full Wave Rectifier

The main application of p-n junction diode is in rectification circuits. These circuits are used to describe ...

##### How to Make a Model of Seasons

Every season would last for about three months and has weather conditions that are totally different. ...

##### How to Make a Volcano

What Is A Volcano? A volcano is an opening in the surface of the Earth that connects with a reservoir ...

##### Windmill

What Is Windmill? A windmill is defined as a machine that is used to trap the wind to convert it into ...

##### Hubble’s Law

What is Hubble’s Law? Hubble’s law statement is given as The for distant galaxies, redshift in ...

##### Hydraulic Machines and Their Applications

These are machinery and tools that use fluid power for its functioning. In these machines, a large amount ...

##### Hydrosphere

What is Hydrosphere? The hydrosphere is the combined mass of water found on, under, and above the surface ...

##### Hydrostatic Pressure

What is Hydrostatic Pressure? Hydrostatic pressure is defined as The pressure exerted by a fluid at ...

##### Hyperopia

What is Hyperopia? Farsightedness is also known as hyperopia. It is a refractive error in which distant ...

##### Ideal Gas Equation

What is Ideal Gas Equation? In thermodynamics, Ideal gas law is a well-defined approximation of the ...

##### Igneous rocks

Rocks are formed naturally when the tiny grains of different minerals get compressed due to the pressure ...

##### Impedance of Free Space

In physics, Impedance of free space also known as the characteristic impedance of free space is a physical ...

##### Importance of Hydrosphere

Have you ever thought about the quantity of water on Earth? According to studies, approximately 71% of ...

##### Impulse Units

What is Impulse? The term Impulse is used to refer to fast acting force or “impact”, Thus impulse ...

##### Induced Electromotive Force and Current

What is an Induced Electromotive Force? We can induce a current in the loop by changing the magnetic ...

##### Inelastic Collision

In physics, an inelastic collision occurs, when the maximum amount of kinetic energy of a colliding objects/system ...

##### Instantaneous Speed and Instantaneous Velocity

Instantaneous velocity is defined as the rate of change of position for a time interval which is very ...

##### Intrinsic Semiconductors

A semiconductor is a material whose electrical conductivity falls between that of a conductor and an ...

##### Introduction to Motion

When we talk about motion or rest it is with reference to some point known as the origin. So, now with ...

##### First Law of Thermodynamics

We have learned about heat, internal energy, and work. We also know how these are related to states of ...

##### Isothermal Process

Physics, studies systems and objects to measure their temperatures, motions and other physical characteristics. ...