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  1. //Cameron Pham             CS1A                       Chapter 6, p. 370, #6
  2. //
  3. /******************************************************************************
  4. * CALCULATE KINETIC ENERGY
  5. * ______________________________________________________________________________
  6. * This program accepts floating point values for an object's mass and velocity
  7. * and computes the amount of kinetic energy the object has. 
  8. * ______________________________________________________________________________
  9. * INPUT
  10. * Mass		// Mass of an object in kilograms
  11. * Velocity	// Velocity of an object in meters per second
  12. * 
  13. * OUTPUT
  14. * Kinetic Energy // The object's kinetic energy calculated by KE = 1/2 * mv^2
  15. * 
  16. *******************************************************************************/
  17. #include <iostream>
  18. using namespace std;
  19.  
  20. float kineticEnergy(float mass, float velocity);
  21.  
  22. int main() 
  23. {
  24. 	// Initialize Variables
  25. 	float mass;
  26. 	float velocity;
  27. 	float ke;
  28.  
  29. 	// Ask the User for Object Mass and Velocity
  30. 	cout << "Enter your object's mass in kilograms and velocity in m/s.";
  31. 	ke = kineticEnergy(mass, velocity);
  32. 	cout << endl;
  33.  
  34. 	// Displaying Calculated Kinetic Energy
  35. 	cout << "Your object's kinetic energy is: " << ke << ".";
  36. 	return 0;
  37. }
  38.  
  39. float kineticEnergy(float mass, float velocity)
  40. {
  41.  
  42. 	float kineticEnergy;
  43.  
  44. 	// Receiving Input
  45. 	cin >> mass >> velocity;
  46. 	if(mass < 0)
  47. 	{
  48. 		cout << "Enter a value equal to 0 or greater.";
  49. 	}
  50.  
  51. 	// Computation for Kinetic Energy
  52. 	kineticEnergy = (mass * (velocity * velocity)) / 2;
  53.  
  54. 	return kineticEnergy;
  55.  
  56. }
Success #stdin #stdout 0s 5320KB
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Enter your object's mass in kilograms and velocity in m/s.
Your object's kinetic energy is: 112.225.
https://ideone.com/9kck3k
Chapter 6, p. 370, #6
language:
C++ (gcc 8.3)
created:
9 days ago
visibility:
public

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