four students are each given an identical resistor and asked to find its resistance. they each measure the potential difference across the resistor and the current in it. one student makes a mistake. which row shows the results of the student that makes a mistake.

Positrons are spontaneously emitted from the nuclei of

Is the number of complete movements of a wave per second.

Un conductor circula por una carretera en una velocidad de 90 km/h y b que se enciende la luz amarilla de un semáforo situado una distancia de 150 m. si el semáforo tarda tres segundos en cambiar a rojo el coche frena con una aceleración de 2 m por segundos 2¿ cometer una infracción ese conductor?