The mode on an induction cooktop that typically has the highest flame is the "High" or "Power" setting. This setting is designed to provide the maximum heat output, which can reach temperatures close to an open flame. Induction cooktops use electromagnetic fields to heat pots and pans directly, rather than heating the cooktop surface itself. The "High" or "Power" mode is often the default setting for rapid boiling or searing, as it delivers the most intense heat.

The reason the "High" or "Power" mode has the highest flame is due to the design of induction cooktops. These cooktops have multiple power levels, which are controlled by the cooktop's electronics. The "High" or "Power" setting is the highest available power level, and it corresponds to the most intense electromagnetic field. This field generates the most heat, which is then transferred to the pot or pan.

According to a study by the Consumer Reports, the highest flame output for an induction cooktop can reach up to 3,200 watts. For comparison, a typical gas stove's highest flame output is around 15,000 BTUs (British Thermal Units). However, it's important to note that the actual heat transfer to the pot or pan is more efficient with induction cooktops, as they heat the pot directly. This means that while the flame may be higher on a gas stove, the induction cooktop can often achieve the same cooking temperature with less energy.

In terms of data, the "High" or "Power" mode on an induction cooktop can provide a flame equivalent to approximately 3,200 watts. This is significantly higher than the 1,200 to 1,800 watts typically found on the "Medium" or "Low" settings. The ability to adjust the power level is a key advantage of induction cooktops, as it allows for precise control over cooking temperatures and times.

In conclusion, the "High" or "Power" mode on an induction cooktop has the highest flame due to the design of the cooktop and the power levels available. This mode provides the most intense heat, making it ideal for rapid boiling, searing, and other high-heat cooking tasks.