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  1. //Xinnuo Wang CS1A Chapter6 Page.370 #6
  2. /*******************************************************************************
  3.  *
  4.  * Caculate Kinetic Energy
  5.  * _____________________________________________________________________________
  6.  * The program accepts mass and velocity and display the kinetic energy.
  7.  *
  8.  * This program is based on the function:
  9.  * KE = 1/ 2 mv^2
  10.  * _____________________________________________________________________________
  11.  * Input
  12.  * m : mass
  13.  * v : velocity
  14.  * Output
  15.  * KE : kinetic energy
  16.  *
  17.  * ****************************************************************************/
  18. #include <iostream>
  19. #include <cmath>
  20. using namespace std;
  21. double kineticEnergy(double, double);
  22. int main()
  23. {
  24. double m, v;
  25. cout << "The kinetic energy is: " << kineticEnergy(m, v)<< endl;
  26. return 0;
  27. }
  28. double kineticEnergy(double m, double v)
  29. {
  30. cout<< "Enter mass in kilogam and velovity in meter per seconds" << endl;
  31. cin >> m >> v;
  32. double KE;
  33. KE = 1.0/ 2* m* pow( v,2);
  34. return KE;
  35.  
  36. }
  37.  
Success #stdin #stdout 0s 5320KB
stdin
12 3.4
stdout
The kinetic energy is: Enter mass in kilogam and velovity in meter per seconds
69.36