Final answer:
Without the figure or additional context, it's not possible to produce a definitive answer for the magnetic field at point P for an unspecified current loop.
Step-by-step explanation:
To calculate the magnetic field at point P due to a current loop, we typically use the Biot-Savart Law for each segment of the loop or apply Ampere's Law if we are dealing with symmetrical current distributions like solenoids or toroids. However, without the accompanying figure or additional information specifying how point P is positioned related to the loop, we cannot provide a specific value for the magnetic field at point P. In a scenario where each segment of a symmetrical loop such as this contributes to the magnetic field at point P, we would consider both the geometry of the loop and the magnitude of the current.
The answer would involve combining the effects of the outer and inner arcs as well as the straight-line segments of the loop if they are not neglectable. Unfortunately, without the complete context or a visual diagram, we cannot produce a definitive answer. For further understanding, we would study examples and problems from a physics textbook covering magnetic fields due to current loops and apply equations derived from the Biot-Savart Law or Ampere's Law as appropriate.