How many protons are in one joule of light?

Answer Proton beams produced by the Petawatt laser of Livermore National Laboratory had 30 trillion protons equal to 40 joules of energy (integrated over the proton spectrum). This means that 1 joule of e... Read More »

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Who invented the Joule?

The Joule, also known as the international unit of energy, resulted from the work of James Prescott Joule. In 1843, Joule's paper "On the Calorific Effects of Magneto-Electricity and on the Mechani... Read More »

How to Manipulate Ohm's Law and Joule's Law?

The purpose of writing this article is to teach people to manipulate Ohm’s law and Joule's law. it silly to use the ohm’s law diagram or memorize all 12 ways of writing these formulas. It’s b... Read More »

Who discovered the joule?

Credit for the discovery of the joule goes to James Prescott Joule, and the joule takes its name from him. First revealed in a formula now known as “Joule’s Law,” the joule is now the interna... Read More »

What did James Joule discover?

James Joule discovered what is now known as Joule's Law, which is the rate at which heat is dissipated by a resistor. Joule's work centered on the relation of work and heat and eventually led to th... Read More »