Recent content by ExoP01

  1. E

    Efficiency calculation for solar cells

    Homework Statement Hi! I have a problem with the following problem: Calculate the efficiency of the solar cells with the characteristics given in the table below Power (28 degrees, BOL): 300 W/m2 Absorptance: <91 , emittance: >82. Reliability: 0.999 . Mass: 2 kg Homework Equations I know...
  2. E

    What is the drift speed for plasma?

    Homework Statement I need to calculate the drift speed, drift orbital period and current density for 1eV protons and 10eV electrons. The density is 5 cm^-3 The assumption is that it is only a grad-B drift Homework Equations <V> = [6*E/(qBo*L*Re)](0,35 + 0.15sin(a)) The Attempt at a Solution...
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