Un tubo abierto cerrado, tiene una frecuencia fundamental igual a la de una cuerda vibrante de un metro de largo en la que la velocidad de propagacion es de 170 m/s ¿ cual es la longitud del tubo ?

What are atoms of the same element with varying number of neutrons

Acaterpillar tries to climb straight up a wall a meter high, but for every 2 cm up it climbs, it slides down 1 cm. eventually, it reaches the top. when it reaches the top, it does not pull itself over so it will slide down 1 cm. what is the total displacement traveled?

The record distance in the sport of throwing cowpats is 81.1 m. this record toss was set by steve urner of the united states in 1981. assuming the initial launch angle was 45° and neglecting air resistance, answer the following. (a) determine the initial speed of the projectile. m/s