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 »

Top Q&A For: How many protons are in one joule of light

If I burn 1000 calories a day,how many calories should I eat?

The recommended amount for a 14-18 year old is 1800 calories. This amount is for you're body to function. You're eating 1500 and burning 1000 of these, therfore you're body is only getting 500 of i... 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 »

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 »

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 »