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)…
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Laser Physics
3 main Components of Laser
The term Laser is an acronym for Light Amplification by Stimulated Emission of Radiation. There are main 3 components of…
Laser Physics
Properties of Photon
Before study the properties of photon we must have to know some basic introduction of photon. In 1905, Einstein explained…
Geometrical Optics
Methods of Reducing Spherical Aberration
How to Reduce Spherical Aberration The following 5 methods are usually used to reduce the spherical aberration. By Stop Method.By…
Geometrical Optics
Aberration in Optics and Types of Aberration
Aberration in Optics In the simple theory of image formation by lenses, it is assumed that an object is situated…
Geometrical Optics
Combination of Lenses
Suppose we have two lenses of focal lengths f1 and f2 separated by a distance x as shown in fig…
Geometrical Optics
Translation Matrix
The matrix Tm is called Translation Matrix. The matrices can be used to find the position of the final image.…
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.