Un disco de 13 cm de radio gira a razon de 7 vueltas cada minuto . calcular: a) la velocidad angular en rad/s. b) la velocidad lineal de un punto de la perifenia . c) el numero de vueltas que da el disco en 3 minutos .

Which of the following correctly describes the early view of catastrophism?

Spend time observing or thinking about events that involve matter and energy. which events can you explain? which events can’t you explain?

The magnitude of the magnetic field at a certain distance from a long, straight conductor is represented by b. what is the magnitude of the magnetic field at twice the distance from the conductor? a. at twice the distance, the magnitude of the field is 4b.b. at twice the distance, the magnitude of the field is 2b.c. at twice the distance, the magnitude of the field is b/2.d. at twice the distance, the magnitude of the field is b/4.e. at twice the distance, the magnitude of the field remains equal to b.