Nuclear Physics
Understanding the Bohr Theory of the Hydrogen Atom
The Bohr Theory of the hydrogen atom is a fundamental concept in physics, explaining how electrons move around the nucleus in an atom. This theory was…
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Particle Physics
The Science of Subatomic Particles, From Discovery to Modern Physics
Introduction to Subatomic Particles Atoms are the fundamental units of matter, making up everything we see, touch, and interact with…
Electronics
How do you check a diode with a Multimeter?
Steps to check a diode with a multimeter, follow these steps: Set the multimeter to diode test mode, represented by…
Electronics
How to characterize a voltage controlled current source?
To understand how to characterize a voltage controlled current source (VCCS)? We must know about VCCS. Voltage-controlled current source (VCCS)…
Latest Physics Articles
Electronics
What is Oscillator ? Types of Oscillator and Essential component of an oscillator.
What is Oscillator ? A device used to produce sinusoidal or non sinusoidal ( e.g. square wave ) wave forms …
Electronics
Common Drain JFET Amplifier
Fig. 25 shows the circuit diagram of common drain jfet amplifier or source follower. The output is taken between the…
Electronics
Common Source Amplifier
Fig. 23 shows the circuit of a common source n-channel JFET amplifier. When the positive half cycle of applied input…
Electricity and Magnetism
Difference between Step-up and Step-down Transformer
Transformer Definition For many purposes, it is necessary to change (or transform) an alternating voltage from one to another of…
Electricity and Magnetism
State and prove green’s theorem
Statement of Green's theorem Green's theorem is the extension of Stoke's theorem and the divergence theorem. According to this theorem,…
Electronics
Prove Divergence and Curl of magnetic field
Divergence and Curl of magnetic field Divergence of Magnetic Field We know, the magnetic field produced by a current element…
Physics Formula Library
Important Physics Formulas in One Place
Quickly find equations, symbols, SI units and explanations for commonly used physics formulas.
F = ma
Newton's Second Law
Force equals mass times acceleration.
KE = ½mv²
Kinetic Energy
Energy of an object due to its motion.
V = IR
Ohm's Law
Relates voltage, current and resistance.
v = fλ
Wave Speed
Speed equals frequency times wavelength.