Recent content by jess_vander

  1. J

    Please help with this bridge circuit question

    Homework Statement for the bridge circuit shown in the figure (see the attached file...question number 8), find the current in each resistor and also the equivalent resistance of the netowrk of five resistors. R1=150ohms, R2=50 ohms, R3=100ohms, R4=300 ohms, R5= 250 ohms, and E1=24V...
  2. J

    Graduate Help with gravitational potential energy of stars

    I'm really stuck with this last question...im not quite sure where to start...any help would be greatly appreciated! for a) I am not sure what to use for the mass of the star and the radius..do i have to subtract the two radii? When a massive star is at the end of its life, the inner core...
    • jess_vander
    • Thread
    • Energy Gravitational Gravitational potential Gravitational potential energy Potential Potential energy Stars
    • Replies: 2
    • Forum: Astronomy and Astrophysics
  3. J

    Lenticular Galaxy - Formula for Probable Location of Stars

    I'm really stuck with this last question...im not quite sure where to start...any help would be greatly appreciated! for a) I am not sure what to use for the mass of the star and the radius..do i have to subtract the two radii? When a massive star is at the end of its life, the inner core...