Una masa de vapor de agua ingresa al cilindro de una maquina a vapor a presion de 15 kgf/cm2 con un volumen especifico de 0,2 m3/kg y sale a la presion de 1,6 kgf/cm2 con un volumen especifico de 1,9 m3/kg. Al expandirse se obtuvo un trabajo de 20.000 kgm/kg. cualcular el trabajo de circulacion

Unpolarized light falls on two polarizer sheets whose transmission axes are at right angles. a third polarizer is placed between the first two so that its axis makes a 52-degree angle with the axis of the first polarizer. a) what fraction of the incident light intensity is transmitted through the first polaroid? b) what fraction of the incident light intensity is transmitted through the second polaroid? c) what is the angle of polarization of the light that enters the third polaroid? d) what fraction of the incident light intensity is transmitted through the third polaroid. e) what happens if the middle polaroid is removed?

What is the relationship between the direction of motion of the balloon and the wind currents

Acorporation gives out its profits as dividends paid to whom?