The rate at which an oven heats up is influenced by various factors, including the oven's heating capacity, insulation, and design. However, as a general guideline, I can provide some information.
When you set an oven to its highest setting (usually around 500°F or 260°C), it will typically heat up faster compared to when it's set at a medium heat setting (around 350°F or 175°C). This is because at the highest setting, the oven's heating elements or gas burners are working at their maximum capacity to reach the high temperature quickly.
On the other hand, when you set the oven to medium heat, it will heat up more gradually as the heating elements or gas burners are working at a lower capacity to maintain the lower temperature.
Keep in mind that the actual time difference in heating up can vary depending on the specific oven model and its energy efficiency. Additionally, modern ovens often have preheating indicators or features that can give you a more accurate estimate of when the desired temperature is reached.
In any case, for safety reasons and to avoid damaging the oven, always follow the manufacturer's guidelines on preheating and temperature settings. Preheating the oven ensures more consistent cooking results, especially for recipes that rely on precise temperature control.