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.​

Acriterion for waiving informed consent is that, when appropriate, subjects are provided additional pertinent information after the study. in which of the following studies would it not be appropriate to provide subjects with information about missing elements of consent: a study in which researchers told students that they would be given a quiz after reading some study materials when the researchers did not intend to use a quiz, but were attempting to focus subjects’ attention on the material.a study in which subjects were told that they performed in the third quartile on an anagram task when in reality students were randomly assigned scores that were not related to their actual performance.a study in which subjects were assigned to study activities based on an undesirable or unflattering physical characteristic as assessed by members of the research team.a study involving decision-making games in which subjects were led to believe that they were interacting with another student in another room, but were actually interacting with a computer programmed to provide consistent responses to all subjects.

Toward the end of the roman empire, what caused a decrease in the use of coined money tell me now

Sailors went to special school to learn how to use the new technology that would them sail far distences. the school we know about was