Our physics expert picks his top-five equations, plus a scheme to supply US power needs with a bucket of baseballs. ... But Einstein’s equation says it also has energy when it’s stationary.

Maxwell's equations are sort of a big deal in physics. They're how we can model an electromagnetic wave—also known as light. Oh, it's also how most electric generators work and even electric motors.

Physics Formulas for Class 10: Download Class 10 Physics Formulas PDF, lens formula, mirror formula, potential difference, magnification, Snell’s law of refraction, and electricity formulas.

"Of all the equations of physics, perhaps the most magical is the Dirac equation." When you purchase through links on our site, we may earn an affiliate commission. Here’s how it works. British ...