Recent content by Moninder

  1. M

    How to find current in parallel and series?

    With 12V battery,I had simplified the look and found the I.total= 0.47874. I need to find the Current and Voltage in all the resistors. I understand the 11 ohms has I=0.47874 and V=5.28V. Then remaining voltage goes to the parallel ones, so the 12 ohms has V=6.72V and I=0.3061A , then the...
  2. M

    Resistors in series and in parallel

    !20V battery.I need to Find Voltage, Resistance and Current in all resistors and total. This is what I did so far. Added 13ohms +15 ohms, then took all 3 of those and made it into one, whihc gave me 7.2258ohms. Did the same for the 72 and 45 to get 27.7 ohms. Then found the total resistance...
  3. M

    Resistors in seris and in parallel

    I have this question I need to Find Voltage, Resistance and Current in all resistors and total. This is what I did so far. Added 13ohms +15 ohms, then took all 3 of those and made it into one, whihc gave me 7.2258ohms. Did the same for the 72 and 45 to get 27.7 ohms. Then found the...
  4. M

    Finding Lengths of Springs with Three Identical Masses

    Oh now i get it, i should just only add in 1 unstrecthed length because I am only calculating for 1 spring
  5. M

    Finding Lengths of Springs with Three Identical Masses

    Why would i not add in 2 lengths because the middle spring is also carrying the bottom spring
  6. M

    Finding Lengths of Springs with Three Identical Masses

    Yes, i did add in the unstrecthed length?
  7. M

    Finding Lengths of Springs with Three Identical Masses

    I added the weights together Mg=kx ((6+6)9.8)/(8500N/m) + .22 m =middle spring Top spring ((6+6+6)9.8)/(8500N/m) + 0.33m
  8. M

    Finding Lengths of Springs with Three Identical Masses

    Yes I know, check my 3 answers i posted, they are with converting the kN
  9. M

    Finding Lengths of Springs with Three Identical Masses

    For the bottom spring I got 0.1169m Middle Spring 0.3376m Top spring 0.35075m I put it in an online program
  10. M

    Finding Lengths of Springs with Three Identical Masses

    This is how it is from top to bottom Ceiling - spring - block - spring - block - spring - block
  11. M

    Finding Lengths of Springs with Three Identical Masses

    Homework Statement Three identical 6.00kg masses are hung by three identical springs, as shown in the figure. Each spring has a force constant of 8.50kN/m and was 11.0cm long before any masses were attached to it. How long is each spring when hanging as shown? (Hint: First isolate only the...
  12. M

    Calculating Mass of an Astronaut in a Rocket with Two Accelerations

    Homework Statement An astronaut who is weighing himself inside of a rocket blasting off from the moon with an upward acceleration of 1.26m/s^2 records a scale reading of 188N . The acceleration due to gravity on the moon is 1.67m/s^2 . Find the mass of the astronaut Homework Equations...
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