What behavior can be expected from a pilot experiencing radio failure in VFR conditions?

In the event of a radio failure while flying under Visual Flight Rules (VFR), the recommended course of action for a pilot is to land as soon as practicable. This is because a radio failure can hinder communication with air traffic control and other aircraft, which is a critical aspect of flight safety. By landing, the pilot can eliminate the challenges posed by an inability to communicate and effectively manage the aircraft's movements in the airspace.

Landing promptly reduces the risk of becoming a navigation hazard to other aircraft and allows the pilot to regain control over the situation in a safer environment. Additionally, this action aligns with the principle of averting potential emergencies and ensuring the pilot's and passengers' safety.

While the other options may seem reasonable under certain circumstances, they do not address the urgency and safety considerations that come with a radio failure. For instance, circling the airport may not be advisable as it can lead to increased fuel consumption and confusion with other pilots who are also operating in the area. Flying at a higher altitude might be beneficial for visibility, yet it does not resolve the communication issue. Continuing to the original destination could compromise safety, as it still leaves the pilot unable to communicate throughout the flight.

Thus, immediate landing becomes the most practical and safe choice