"Necesito convertir la potencia de un microondas a temperatura. ¿Cómo hago este tipo de cálculo? "

En realidad, no podemos convertir una grandeza en otra, ya que la potencia se mide en watts y temperatura en oC, por ejemplo. Lo que podemos calcular es de cuánto una determinada potencia aplicada a un cuerpo de masa y capacidad térmica conocida hace elevar su temperatura en un intervalo de tiempo. Se trata de un cálculo muy común en física, que implica termodinámica, es decir, cálculos que involucra calor. En los libros de física del segundo grado es posible encontrar estos cálculos detallados. Lo que nos muestran es que en física, no siempre existen simples fórmulas que convierten una cosa en otra, o que esas conversiones son posibles. Por eso siempre recomendamos a nuestros lectores la necesidad de tener un buen conocimiento de conceptos de la física para saber cómo calcular aquello que se necesita para resolver un problema. El simple conocimiento de la electrónica a veces no basta, pues se relaciona con la física de muchas maneras. Un buen profesional de la electrónica debe conocer muy bien la física en todas sus ramas: dinámica, óptica, termología, y mucho más.

 

18.977MBMemory Usage43.96msRequest Duration
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