Una balsa en forma de paralelepipedo flota con el 80% de su volumen por fuera del agua. Si al subirse un hombre a ella queda sumergida el 60% y el conjunto pesa 1000N Cual es el peso del. Hombre ? Cuanto vale el empuje inicial Cuanto vale el empuje final Si el area de la balsa es de 1m² calcule la profundidad sumergida de la bolsa cuando el hombre esta parado sobre la misma

Wind and moving water provide energy. question 1 options: chemical mechanical thermal none of the above

Light from two different sources are incident upon the same side of a polarizing filter. light from one source is polarized with total intensity ip, while light from the other source is unpolarized with total intensity iu. as you rotate the polarizing filter through 360 degrees, the intensity of the transmitted light on the other side varies by a factor of 9. what is the relative intensity of the initial polarized source to the unpolarized source, or ip/iu?

Which inventor was often called the lady edison