El inducido de un generador eléctrico bipolar consta de una núcleo cilíndrico de 20cm de longitud y 10cm de diámetro, sobre donde va arrollado 200 espiras dispuestas en dos circuitos en paralelo la inducción magnética en el entre hierro es de medio . Calcular la fem media generada cuando el inducido gira 30 revoluciones por segundo

Aperson stands on a platform, initially at rest, that can rotate freely without friction. the moment of inertia of the person plus the platform is ip. the person holds a spinning bicycle wheel with its axis horizontal. the wheel has moment of inertia iw and angular velocity ωw. take the ωw direction counterclockwise when viewed from above. part a what will be the angular velocity ωp of the platform if the person moves the axis of the wheel so that it points vertically upward?

Hey student studies gravity using objects that have the same mass which two objects have the greatest gravitational force acting between them a. 100kg 1.0m 100kg b. 100kg 2.0m 100kg c. 100kg 2.0m 100kg big d. 100kg big 3.0m 100kg big

The items in the following list are all units of matter. which is the smallest unit that retains the properties of the matter? a.) atom b.) compound c.) electron d.) element