Final answer:
Avionics overheat can occur at high temperatures in an aircraft's avionic systems. The maximum air temperature at which this condition can be met depends on the design and cooling capabilities of the avionics.
Step-by-step explanation:
Avionics overheat can occur at high temperatures in an aircraft's avionic systems. The maximum air temperature at which this condition can be met depends on the design and cooling capabilities of the avionics. It is crucial for the avionic systems to be able to withstand and dissipate heat effectively to avoid overheating.
For example, let's say the avionics are designed to operate within a temperature range of -40 °C to 85 °C. If the maximum air temperature exceeds 85 °C for a prolonged period, it may lead to avionics overheat, potentially causing system malfunctions or failures.
Therefore, the specific temperature at which avionics overheat and the duration for which they can withstand higher temperatures vary based on the aircraft's design, cooling mechanisms, and operating conditions.