Una plancha eléctrica tiene una resistencia de 40 Ω se conecta a una diferencia de potencial de 120 V, Calcular: a) La intensidad de la corriente que circula, b) La potencia eléctrica, c) La energía consumida si se conecta durante 4 horas en kW-h, d) El costo que se debe de pagar si el kW-h cuesta 2.95 pesos, e) El calor que produce al estar encendido medido en calorías.​

3. i would say one, but one is not prime nor composite.

Bob: coke is baby pandas.jim: what? how do you figure that coke is baby pandas? bob: because this book says so.jim: how do we know the book is correct? bob: because it says that coke is baby pandas.jim: how does that prove the book's accuracy? bob: because it's statement involving coke and baby pandas is correct, therefore it is accurate.jim: how do we know that it's correct? bob: because we have concluded that the book is accurate, and therefore the statement is correct.therefore, coke is baby pandas.