Recent content by huma

  1. H

    Solving the Parallel Circuit: R=25, X[c]=100, X[L]=25

    no its is given the value of Xc and XL ... no need to find Xc and XL vetre
  2. H

    Solving the Parallel Circuit: R=25, X[c]=100, X[L]=25

    Homework Statement what is the value combined impedance of the parallel circuit ?when R=25 ,X[c]=100 and X[L]=25 Homework Equations I think we use this equation to solve parallel impedance .... The Attempt at a Solution...
  3. H

    What Is the Average Speed of a Car on a Round Trip?

    ohhhh yesh its my mistake I write wrong equation ...average speed = total speed /time ... what you think now my answer is correct or wrong ?
  4. H

    What Is the Average Speed of a Car on a Round Trip?

    Homework Statement a car starts from hither , goes 50km in a straight line to yon , immediately turns around, and turns to hither . the time for this round trip is 2 hours . the average speed of the car for this round trip is ? Homework Equations average velocity = disrance covered /time The...
  5. H

    Calculating Contact Time and Damping Coefficient for a Second Order System

    thankyou :)
  6. H

    Calculating Contact Time and Damping Coefficient for a Second Order System

    actually I got this question from a book of M.handa .I solved my answer are same but the answer given in the book is damping coefficient is 1 ... can you tell me about time constant . how we can find it
  7. H

    Calculating Contact Time and Damping Coefficient for a Second Order System

    < Mentor Note -- thread moved to HH from the technical physics forums, so no HH Template is shown >[/color] how we can find contact time of second order system ? 2y**+4y*+8y=8x I want to find damping coefficient ... howz possible