una onda se propaga por una cuerda segun la ecuacion : y= 0,3cos(4.t-0,1.x)calcule la longitud de onda y la velocidad de propagacionde la onda (usar el sistema internacional de unidades) a)logitud de onda 68.5m velocidad 80m/s a)logitud de onda 62.8m velocidad 40m/s a)logitud de onda 65.5m velocidad 70m/s a)logitud de onda 60m velocidad 60m/s a)logitud de onda 78.5m velocidad 50m/s a)logitud de onda 68.5m velocidad 80m/s

0.55x745.7j and a calculator

there is no correct list among the choices you've provided.

the list might look something like this:

-- baby human

-- piccolo

-- flute

-- soprano singer

-- trumpet

-- tenor singer

-- trombone

-- baritone singer

-- baritone horn

-- bass singer

-- tuba

since i had to make up the list myself, i made it easy on myself, and i didn't try to shuffle the string instruments and woodwinds into it too.

an electric circuit

its c i just checked it