Dificilmente podriamos pesar un grano de arroz con una bascula. Sin embargo , es posible conocer su masa promedio ¿Como lo harias? ?Porque hablamos de masa promedio?

Two technicians are discussing a resistance measurement between the can-h and can-l wires. technician a says this measurement should be done with the ignition switch in the "run" position. technician b states that a measurement of 0 ohms indicates an open in the network. which technician is correct?

What is the rate of 12 liters of water moving through a water hose in 4.0 minutes?

Acoil suspended freely, points in some direction when no current is passed through it . can you tell what will happen when a current is passed though it?